Question

15(x-18)+2=10(x+22)+15
11(x-14)+8=10(x+23+4)-2​

Answer 1

Explicação passo-a-passo:

15(x-18)+2=10(x+22)+15

15x-270+2=10x+220+15

15x-268=10x+235

15x-10x=235+268

5x=503

x=503/5

11(x-14)+8=10(x+23+4)-2

11x-154+8=10(x+27)-2

11x-146=10x+270-2

11x-146=10x+268

11x-10x=268+146

x=414