Answer: (5,2)
Step-by-step explanation:
Given equations: 
Divide 2 on both sides of equation (1) and 4 on the both sides of equation (2), we get

Adding equation (3) and (4), we get

Substitute x=5 in equation (4), we get

Hence, the solution of the both equations is (5,2).
I think 10 is the answer, correct me
15% of 30 = 4.5
30% of 45= 13.5
60% of 7= 4.2
23% of 20= 4.6
<span>Let n, n+2, and n+4 represent the three consecutive even integers. Or 2 in your case</span>
Answer:
Step-by-step explanation:
z