Answer:
a x=-6 y=1
Step-by-step explanation:
7x+42y=0
2x-y=-13
Add up all the money for college and the note books ect then you have your answer
Answer:
y = 2
x = 5
Step-by-step explanation:
4x + 5y = 10 | ×3 |
3x - 3y = 21 | ×4 |
12x + 15y = 30
12x - 12y = 84
____________--
27y = -54
y = -54/27
y = 2
4x + 5y = 10 | ×3 |
3x - 3y = 21 | ×5 |
12x + 15y = 30
15x - 15y = 105
____________+
27x = 135
x = 135/27
x = 5
Pints: 4
Ounces: 64
Im not sure if thats what you needed but hope this helps
Answer:
The answer is 0
Anything that ends up being divided by zero is always zero.