if x = 4, evaluate
1. 5x² + 4x
Answers
Answered by
2
Answer:
88 is the answer
Step-by-step explanation:
5x²+4x
5×4²+4×2
5×16+8
80+8
88
Answered by
2
Step-by-step explanation:
if x =4
5x^2 + 4x
=5(4)^2 + 4(2)
=5(16) + 8
=80 +8
=88
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