Answer:
x=-7
Step-by-step explanation:
Add all of the sides together which then equal 76. So it would simplify to 14x+20=76. Then 14x=56. And 56/14=4. X=4
Answer:
A.900 square feet
Step-by-step explanation:
s×s=A
30×30=900
Answer: D is correct, 52.9%
Step-by-step explanation:
% decrease from 340 to 160, Where 340 is the old number and 160 is the new number
Percent change = (New number - Old number) / Old number x 100%
Percent change
= (160 - 340) / 340 x 100
= (-180) / 340x 100 = -52.94%
I hope this is clear, please mark as brainliest answer.
