Answer:
D
Step-by-step explanation:
You basically just add the numbers where x is. I tried it with 5 and both equalled 28. Using 5 as x makes the equation equal which is what we are looking for. So the answer is x=5.
e=26
e= 8 + 18 = 26
d is the right ancer
Answer: 8
Step-by-step explanation: 5x+3y=7 & 3x-2y=8