Exponent
What is x?
2(x+1)= 32
x is 4.
What is x?
3x+87=x-89
x is -88.
If 5 pencils cost $2, how much would 12 pencils cost?
It will cost $4.8
What is the basic form of a linear equation?
y=mx+b
What is x?
2, 3, 5, 8, 12, x
x is 17.
Simplify:
x6y-2/x-3y2
x9
What is x?
x²+8x+16=0
x is -4.
A car travels 180 miles on 6 gallons of gas. How far can it travel on 15 gallons of gas?
It can travel 450 miles.
What is the slope in this equation?
x+2y=5
The slope is -1/2.
What is ?
2, 8, 32, 128, 512, 2048, ?
? is 8492.
Simplify:
x35y87z37/x24y13z87
x11y74z-50
What is x?
52x-1= 125
x is 2.
Emily volunteers at an animal shelter. They have rabbits and guinea pigs. There are 36 animals in total at the shelter, and the ratio of guinea pigs to rabbits is 4:5. How many guinea pigs are at the shelter?
There were 16 guinea pigs at the shelter.
What is the linear equation that goes through
(3,8) and (5,0)?
y=−4x+20
What is x?
4, 6, 10, 14, 16, x
x is 18.
What is the answer?
972-32=?
The answer is 9400.
x2x-3= 131,072
x is 10.
There is a rectangle whose length and width are in a ratio of 3:2. If the length of the rectangle is reduced by 8 cm and the width is increased by 2 cm, the area increases by 96 cm² from the half of the original rectangle, what is the length and width of the original rectangle?
Length is 24cm, Width is 16cm.
What is the linear equation for a graph that passes through the points (1/2, 3/4) and (5/3, -2/3)?
y=−17/14x+19/14
A secret 3-digit code is needed to open a safe. The digits in the code are three different numbers between 1 and 9.
Clues:
1. The sum of all three digits is 15.
2. The first digit is twice the third digit.
3. wwThe second digit is one more than the first digit.
What is the three digits?
The three digits are 673.
2^(x2-x)= 4096
x=?
What is x?
32(x+1)=81(x-2)
x is 5.
wI Put n chocolates in a box, and when there are (2n+1) boxes with chocolates, I put them in one basket. In this way, 176 chocolates are put in boxes, and when there are 3 baskets, 2 boxes, and 1 chocolate left, then what is the value of x?
n is 5.
What is the linear equation for a graph that goes through (⅔, ⅕), and (8,10)?
y= 147/110 x - 38/55
A secret 3-digit code is needed to unlock a vault. The digits in the code are positive integers between 1 and 9.
Clues:
1️⃣ x+y+z=18
2️⃣ 2x−y=4
3️⃣ x+2z=14
What is the 3-digit code?
The 3 digit code is 684.