Question

resolva as equações abaixo: a)4x-1=15 b)3(x_2)=12 c)4x+10=14 d)3x=9

Answer 1

a)4x-1=15
4x=15+1
4x=16
x=16/4
x=4

b)3(x-2)=12
3x-6=12
3x=12+6
3x=18
x=18/3
x=18

c)4x+10=14
4x=14-10
4x=4
x=4/4
x=1

d)3x=9
x=9/3
x=3

Answer 2

4x=15+1
X=16/4
X=4

B) 3X-6=12
3X=12+6
3x=18
x=18/3
x=6

c) 4x=14-10
x=4/4
x=1

d)3x=9
x=9\3
x=3