Question

a) 4X-3. (x-7) – 6=19 b) 8x +4-5. (4-2X)= 24
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Answer 1

Explicação passo-a-passo:

a) 4x - 3( x-7) - 6= 19

4x - 3x +21 - 6 = 19

1x + 15 = 19 +6

x = 25 -15

x= 10

b) 8x + 4 - 20 +10x =24

18x -16 = 24

18x = 24+16

18x = 40

x= 40/18

x= 20/9