Simplify, THEN evaluate for x = 3, y = -4, and z= -2.
7(x - y) - 3(2 + 2x)
1 answer:
Answer: 25
<u>Step-by-step explanation:</u>
7(x - y) - 3(2 + 2x)
= 7x - 7y - 6 - 6x
= x - 7y - 6
for x = 3, y = -4
3 - 7(-4) - 6
= 3 + 28 - 6
= 31 - 6
= 25
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Answer:
<h3 /><h3>
<em>surface are of the pyramid =(1/2×6×5.2)+(3×1/2×6×10) =15.6+90 =105.6 yd²</em></h3>
