When solving the equation 4(3x+2)-9=8x+7, Emily wrote 4(3x+2)=8x+16 as her first step. Which property justifies Emily's first st
1 answer:
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Answer:
25%
Step-by-step explanation:
To solve this, we can use the percent change formula shown in the picture attached below. is the new value,
is the old value, and
represents the change. For this problem, 80 is the new value and 64 is the old value. Let's plug those numbers into the formula and solve for the percent change:
×
×
×
Thus, the answer is 25%.
