Answer:
x=28
Step-by-step explanation:
cos60°=14/x
0.5=14/x
x=14/0.5
x=28
2b=c-2a
b=(c-2a)/2
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Answer:
2y+15
Step-by-step explanation:
y+(15+y)
y+15+y
(y+y)+15
2y+15
Answer:
9$
Step-by-step explanation:
The way you undo multiplication is division. If the sweater costs 27$, you divide that by 3 to get a third of the cost.
5 cupcakes = $7.5
18 cupcakes = $27
