Question

resolva as equações:
a) 2x + 9 = 23
d) 3t + 8 = 17
g) 6t + 8 =- 2t​

Answer 1

Resposta:

a=2x=-9+23=

2x=14

x=14/2=7

d=3t=17-8=

3t=9

t=9/3=3

g=6t+2t=-8

8t=-8

t=-8/8=-1