Numerical Expressions
The simplest form of 3(x+7)
What is 3x+21?
The missing variable for the following equation: 41=12d-7
What is d=4
The missing variable for the following inequality: 2 ≥ (y/5) - 1
What is 15 ≥ y?
The inequality which represents the missing variable in the following word problem:
"You have $20 to spend on ice cream at Stewart’s. Each flavor costs $5 plus $2.50 per topping. Write an inequality to determine how much ice cream and toppings you can buy, c, spending no more than $20."
What is 2.50c+5≤20?
The equation to solve for the missing variable represented by the following word problem:
"Every day Kyle visits Dr. Gathers at her Snack Shack. His Dad gives him $49 per week to buy a newspaper for his dad and his breakfast there. Kyle buys 2 granola bars and a carton of orange juice everyday for breakfast. Dr. Gathers charges B dollars for her granola bars and $3.00 dollars for the orange juice. How much does Kyle spend on granola bars everyday?"
What is 7(2B+3)=49?
The simplest form of -9(2x+3)
What is -18x-27?
The missing variable for the following equation: (x/4)+9=7
What is x=-8?
The missing variable for the following inequality: -2x + 7 < 23
What is x>-8?
The inequality which represents the missing variable in the word problem below:
"You downloaded Pac Man to your computer. You have a 60-minute free trial of the game. It takes 5⅙ minutes to set up the game and 7⅓ minutes on average to play a level. You want to find out how many levels you can play for free. Write an inequality to determine the number of levels, l, you can play in no more than 60 minutes."
What is 5⅙+ 7⅓l ≤60?
The equation for solving for the missing variable represented by the following word problem.
" Alyssa swims on her school’s team. Her practice consists of 5 back strokes and 2 butterfly strokes and takes a total of 490 seconds to complete. Alyssa completes a lap of her back stroke in S seconds and completes her butterfly stroke in 10 seconds. How many seconds does it take Alyssa to complete her routine if she completes her practice 7 times."
What is 7(5S+10)=490?
The simplest form of 8(6x+7) - 12x
What is 36x+56
The missing variable for the following equation: 6(x-2)=18
What is x=5?
The missing variable for the following inequality: 5x+13≥−37.
What is x ≥−10?
The inequality for the missing variable which is represented by the word problem below.
"Darcie wants to crochet a minimum of 3 blankets to donate to a homeless shelter. Darcie crochets at a rate of 1/15 of a blanket per day. She has 60 days until when she wants to donate the blankets, but she also wants to skip crocheting some days so she can volunteer in other ways. Write an inequality to determine the number of days s, Darce can skip crocheting some days so she can volunteer in other ways."
What is 1/15(60-s)≥3?
The equation solving for the missing variable represented by the following word problem:
"Chris loves chocolate chip cookies. One afternoon, Chris bakes a total of 40 cookies. Chris bakes 3 batches of cookies with c cookies in each batch. While baking, Chris gets hungry and eats 8 of the cookies! How many c cookies are in each batch?"
What is 3c-8=40?
The simplest form of (3-8y) * (-2.5)
What is 20y - 7.5?
The missing variable for the following equation: (x/2)+6=2
What is x=-8
The missing variable for the following inequality: -11-2d≥ 1.
What is d≤-6?
The inequality for the missing variable represented by the following word problem below.
"Nora Brought 21 sheets of stickers to class. She gave ⅓ of a sheet out to each of the 45 students at recess. She wants to give the teachers 1½ sheets each. Write an inequality which represents the at most number of teachers t, Nora could give sticker sheets to."
What is 1½ t+15≤21?
The equation solving for the missing variable represented by the following word problem:
"Lilianna uses ¾ calories per minute just by sitting. She uses 1 more calorie per minute by walking. Lilianna uses a total of 12¼ calories walking to the park. Write an equation to represent the number of calories c, burned walking to the park."
What is c(¾+1)=12¼?
The expression which represents the following word problem:
Mr. Golv is practicing his jiu-jitsu drill where he does 5 guard passes and 2 kimura arm locks. A guard pass takes G seconds, and a kimura arm lock takes K seconds.
Write an expression which represents the number of seconds it takes Mr. Golv to complete his jiu-jitsu drill 7 times.
What is 7(5G+2k)?
The missing variable for the following equation: 4(x+6)=28
What is x=1?
The missing variable for the following inequality: -3x +8<15.
What is x>-7/3?
The inequality for the missing variable which is represented in the following word problem.
"Mr. Keane has a special reward system for his class. When all her students behave well, she rewards them by putting 3 marbles into a marble jar. When the jar has 100 or more marbles, the students have a party. Right now, the jar has 24 marbles. Write an inequality to determine the number of additional times, r, Mr. Keane could reward the class in order for the students to have a party."
What is 3r+24≥ 100?
The equation solving for the missing variable represented by the following word problem:
"In winter, the price of apples suddenly went up by $0.75 per pound. Sam bought 3 pounds of apples at the new price for a total of $5.88. Write an equation to determine the original price per pound (p)."
What is 3(p+.75)=5.88?