Question

VALE NOTA com cálculos pfvrr

Answer 1

Resposta:

Explicação passo-a-passo:

1-f(x)=4x+3

f(10)=4.10+3=43

4.10=40

40+3=43

2-f(x)=-3x+18

f(2)=-3.2+18=12

-3.2=-6

-6+18=12

3-3x+15

3x=-15

x=-15/3

x=-5

4-f(x)=2x+5

f(13)=2.13+5=31

2.13=26

26+5=31

5-f(x)=-2x+11

f(5)=-2.5+11=1

-2.5=-10

-10+11=1