Just plug in the the values for a, b, and c into the expression.
1/7(16/-4+8(3-√25)^2)
1/7(-4+32)
1/7(28)
4
The answer to your question is 18 thank me later!
Answer:
9 1/4 pounds because you add the two fractions together
3.3

-1/8 - 55/8 = -56/8 = -7
3.4
(-4x7)/10 = -28/10 = -14/5
3.5
-19/2 ÷ 38/7 <=> -19/2 x 7/38 and simplify = -7/4