Question

A)6x+x/4-y. Para x=4 e y=5. B)4x+3x^2 para x=5. C)3.(x-12)para x=16

Answer 1

A= 6(4)+5/4-5

A=24+4/-1
A=-28/1 OU -28
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B=4(5)+3(5)²
B=20+75
B=95
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C=3(16-12)
C=3(4)
C=12