Answer:
x=20
Step-by-step explanation:
10x-60=140
10x=140+60
10x=200
d/4 + d/6=45/60 hours=3/4 hoursStep-by-step explanation:
3d+2d=12 x 3/4=9
5d=9
d=9/5 km ……………….
1/3(-5x - 3) < 14
-5/3 x - 1 < 14
-5/3 x < 15
-5 x < 45
-x < 9
x > 9
Answer: I need help! :(
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