I believe its 4/5 because when you isolate y, you have to divide 5 and 4 but you Can just leave it in its decimal form.
The answer is C.
Hope that helps you.
128x + 150 = 450; x = 2.34 cm x + 278 = 450; x = 172 cm 2x + 278 = 450; x = 86 cm 150x + 128 = 450; x = 2.15 cm. All these answer add up to wrong you are completely wrong
Use photomath it's an app used for mathematic problems but not word problems
Y : x
14 : 18
31 : x
18*31/14=x
39.85714286
ANSWER
x=39.86
