Answer:
8.5= w -12 (add 12 to both sides)
20.5= w
Step-by-step explanation:
Answer:
28 square units.
Step-by-step explanation:
This is a rectangle with sides (7 - (-7) and (5 - 3)
= 14 by 2
= 28 unit^2.
Answer:
17
Step-by-step explanation:
Ⓗⓘ ⓣⓗⓔⓡⓔ
Well, 5x+0.5y^2 we'd just have to plug in the numbers.
5(3)+0.5(2)^2
15+0.5(4)
15+2
17
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