A) C + A = 630
B) 2C + 5A = 2,910 Multiplying A by -2
A) -2C -2A = -1,260 Then adding it to B
B) 2C + 5A = 2,910
3A = 1,650
A = 550
A) C + 550 = 630
Children's tickets = 80
Step-by-step explanation:
-12x < -12
-12x/-12= x
-12/-12= 1
x < 1
Answer:
the answer is additive inverse
54.85 grams of Alfredo sauce are in 2.5 cups