Question

6
Associe as equações equivalentes:
( ) 2 (x + 3) = - 12
( ) 4 (x - 2) = 32
( ) 3x + 4 = 19
d) 4x - 10 = 30
( ) x + 4 = 15
a) 2x + 1 = 11
b)x - 3=8
c) 5x = -45​

Answer 1

2 ( 3+ 3) = - 12
4 (10 - 2) = 32
3*5+ 4 = 19
d) 4*10 - 10 = 30
11 + 4 = 15
a) 2*5 + 1 = 11
b)11 - 3=8
c) 5*(-5)= -45