Question

resolva as equações


3(x+3)-5=22

5(2x-1)=3(x+10)

2(x-3)+8x+4=5(x+2)​

Answer 1

3(x+3)-5=22

3x + 9 - 5 = 22

3x = 22 - 4

x = 18/3

x = 6

5(2x-1)=3(x+10)

10x - 5 = 3x + 30

10x - 3x = 30 + 5

7x = 35

x = 35/7

x = 5

2(x-3)+8x+4=5(x+2)​

2x -6 + 8x + 4 = 5x + 10

10x - 5x = 10 + 6 - 4

5x = 12

x = 12/5