Answer:
1) 42
2) 41
Step-by-step explanation:
1) 7 + x = 49
Subtract 7 from both sides.
x = 49 - 7 = 42
2) 5 + x + 3 = 49
Combine like terms.
x + 8 = 49
Subtract 8 from both sides.
x = 49 - 8 = 41
7 + x = 49
x = 49 - 7
x = 42
5 + x + 3 = 49
x = 41
