Answer:
A, B, E
Step-by-step explanation:
Solve all equations for x. The equivalent equations are the equations that have the same solution.
A 2 + x = 5; x = 3
B x + 1 = 4; x = 3
C 9 + x = 6; x = -3
D x + (-4) = 7; x = 11
E -5 + x = -2; x = 3
Equivalent equations: A, B, E