Answer:
When a=-2, and b=5, a+b = -2+5, which is equal to 3.
Let me know if this helps!
Answer:
42
Step-by-step explanation:
5 more than 2 times the girls
89=5+2x
x=42
No "x" can not be repeated, a function has one x-element and one y-element
She has 64 cups
1 gallon is 16 cups
It's the first one, an algebraic expression contains variables
