Answer:
b 60 -4x 50 +2x=2,800 is 50 +. 2x
Sometimes when you’re doing math, it’s easier to line your numbers up when you have your ratio as a decimal! Hope it helped
-21 - (-13)
-21 + 13
= -8
The answer B)
Answer :
27.5 minutes
Steps:
1) put into fraction form:
160/20 = 220/x
2) simplify:
160/20 = 8/1
3) cross multiply:
8 • x = 8x
220 • 1 = 220
4) divide on both sides:
8/8 = crosses out
220/8 = 27.5
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