#4 .
x + 8 - 8 = 7 - 8
It's "Subtraction property of equality"
It's correct
If she is cutting the chain into 32 pieces a foot each, she has 32 pieces of chain.
Answer: X can not be 11 or higher, so that means this problem will be 10 or lower. There for the value of X=6
Step-by-step explanation:
