28/21=42/x multiply both sides by x
28/21x=42 divide by 28/21 on both sides ( or multiply both sides by 21/28)
X= 63/2
X= 31 1/2
Answer:
40oz glycol and water
10% is glycol
4oz is glycol
36oz is water
if glycol is to be added to make glycol 25% of all then
note: water does not change
100-25=75
water does not change so
36oz=75%
12=25%
there should be 12 oz of glycol total
4 now
12-4=8
8 oz should be added
sorry, I just wrote what I was thinking
answer is 8oz
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Step-by-step explanation:
Answer: an angle is the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle.
Step-by-step explanation:
These false
you must write correct form
