Question

resolva as equações ....a) 6(x+3) -2 ( x-4)= 22 ..... b) 5x+5+2= 3x+18-1

Answer 1

a)6(x+3)-2(x-4)=22
6x+18-2x-8=22
4x+10=22
4x=22-10
4x=12
x=12/4
x=3



b)5x+5+2=3x+18-1
5x+7=3x+17
5x-3x=17-7
2x=10
x=10/2
x=5