Adding Expressions
Simplify the following expresion by adding the expression: 5x + 7 + 2x - 3
7x - 4
Simplify the expression by subtracting the expressions: 3x + 8 - 2x -5
x + 3
Simplify the following expression by distributing: 4(3x + 3)
12x+12
Kerry has n markers. Sopia has 1 marker fewer than twice the amount Kerry has. Write and simplify an expression to represent the word problem.
n + 2n - 1
3n-1
What is a variable?
Simplify the expression by adding the expressions:
6x +8 + 4x + 4
10x + 12
Simplify the expression by subtracting the expressions: 7x + 8 - 4x - 3
3x + 5
Catch the mistake: 5 (x + 10) = 5x + 10
Should be 5x + 50
The constant in the expression: 15y+3x - (3y -7x)
12y +10x
You buy the same number of paint cans, brushes and rollers. Paints cans are each $21, brushes are $5.50 and rollers are $3.25. Write an expression in simplest form that would show the total cost of all paint supplies.
$29.75
Simplify the expression by adding the expressions: 10x+ 5 + 32y -8
10x + 32y - 3
Simplify the expression by subtracting the expressions: 13x - 7 -10x
3x - 7
Simplify the following expression by distributing and adding/subtracting the following expressions:
3(2x +4) - 5
6x + 7
How many terms in this expression: 7x - 5 - 3x + 8 - 3y
5
What are the mathematical operations?
addition, subtraction, multiplication, and division
Simplify the expression by adding the expressions:
6x + 10y + 5 + 4x + 6y +2
10x +16y + 7
Simplify the expression by subtracting the expressions: 4x - 4x + 10
10
Simplify the following expression by distributing and adding/subtracting the following expressions:
5(3x+4) + 8x + 7
23x + 27
Wally's is having a sale. Mike can get 25% off all shirts (s). If he buys s shirts, write an expression to represent how much he will save.
.25s
If k + 2 = 5, what is the value of 3(k + 10)?
39
Simplify the expression by adding the expressions:
7x + 6y + 8 + 4x + 7y + 2
11x + 13y + 10
Simplify the expression by subtracting the expressions: 3x +8 - 8 + 7x + x
11x
Toya had her birthday party at the movies. It cost $27 for pizza and $8.50 per friend for the movie tickets. How many friends did Toya have at her party if she spent $78
x = 6
Melissa buys 3 donuts that cost $d each, and one juice that cost twice as much as one donut. Write an expression that shows how much Melissa will pay in all.
3d + 2d =
5d
Jesse earns $15 for each yard he mows (m). He spends 5 on gas for every 10 yards he mows.
15m - 5/10