Question

form 3 linear equation starting with x =3 help me please

Answer 1

• x = 3

      multiplying by 4 both side

4x = 12

Subtract 2

4 x - 2 = 12 - 2

4 x - 2 = 10

• x = 3

multiplying by 5

5 x  = 15

add 7

5 x + 7 = 15 + 7

• x = 3

divides 7 both side

x/7 = 3 /7

subtract 8

x/7 - 8 = 3/7 - 8