Answer:
4x2=8
Step-by-step explanation:
This equation is simple and easy cause its base sick math
A number added to its opposite is zero (0). No exponent is needed.
7^4 - 7^4 = 0
Answer:
The equivalent expression is 
Step-by-step explanation:
The distributive property says for any numbers <em>a, b c</em>, and <em>d</em>

which basically says you should multiply the coefficient
by every term in the parenthesis to get an equivalent expression.
Applying the distributive proper to the expression
we get:


which is an equivalent expression to
.