Answer:

Step-by-step explanation:
Its given:

Answer:
4x - 4
Step-by-step explanation:
Add up all common numbers and then subtract from the total amount.
Hope it helps :))
Answer:
Yes
Step-by-step explanation:
Multiply one eqution so that they are same.
For example:
2x+17y+48=0
x+8y-6=0 --> multiply 2 times, so 2x+16y-12=0
and now you can use it as if they are coefficients for both variables
Decrease = 110 - 88 = 22. 22 as a percentage of 110 = 22/110 * 100 = 20%