I will give the answers, you can comment any questions! Glad to help you!!!
4.) 7/8
7.) 9/10
10.)1 1/6
Hope this helps!
Comment any questions!
7y+2(5y-9)=16
7y+10y-18=16
17y=34
y=2
5(2)-9=x
10-9=x
x=1
Answer:
x=-12
Step-by-step explanation:
because 8-12 geta you -4
Answer:

Step-by-step explanation:
As long as the two equations represent the same straight line on the coordinate plane (they overlap), there will be infinite many intersections and infinite number of solutions.
Answer:
1/14 i think
Step-by-step explanation: