Step-by-step explanation:
To solve for u, remove the fraction.
<u>Multiply each side by 10 to remove the fraction;</u>

So the original shoes cost 100%, but you are paying 15% less than 100%. 100-15 is 85, so 85% or .85 is your answer.
Answer:
x² + 6
Step-by-step explanation:
Given
(4x² - 6x + 8) - (3x² - 6x + 2) ← distribute by - 1
= 4x² - 6x + 8 - 3x² + 6x - 2 ← collect like terms
= x² + 6
Answer:
y=2x+7
y=4x+7
y=5x
Step-by-step explanation:
substitute the numbers for the variables in the form y=mx+b