Question

a) 18 – 4m = m – 2
b) 5 – 3(x + 2) = x + 15
c) 10 – 4(a – 1) = 2(3a – 3)
d) 2x + 12 = 2 – 3x

Me ajudemmm

Answer 1

a) 4m+m=18+2

5m=20

m=20÷5

m=4

b) 5-3x+6=x+15

x+3x=5+6-15

4x=-4

x=-4÷4

x=-1

c)10-4a+4=6a-6

6a+4a=10+4+6

10a=20

a=20÷10

a=2

d)2x+3x=2-12

5x=-10

x=-10÷5

x=-2