Answer:
Hello I'm pretty sure the answer is 20
Hope This Helps :D
Please let me know if I am incorrect pretty sure its right tho
x = 30
Step-by-step explanation:
15 = 1/2x
multiply both sides of equation by 2
30 = x
y = -0.525
2.2y - y + 7.3 / 10 = 0.1
1.2y + 0.73 = 0.1
1.2y = -0.63