<h2>1st Equation:</h2>
Answer for A:

Answer for B:

<h2>2nd Equation:</h2>
Answer:

<u>hope it helps</u><u>.</u>
Answer:
9a-65
Step-by-step explanation:
simply write 9a+(add the remaining numbers all together)
Answer: C
<u>Step-by-step explanation:</u>

= 
= 
= 
= 
2y=10x-14
5x-y=7
Divide both sides by 2 in the 1st equation
y=5x-7
Now substitute is to 2nd equation
5x-5x+7=7
0=0
Therefore there is no solution or it is inconsistent
Answer:
4b^-1
Step-by-step explanation:
16a/4 = 4a
4a/a = 4
4/b = 4b^-1