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Three is twenty-one, divided by the sum of a number and five

Three is twenty-one, divided by the sum of a number and five
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Three is twenty-one, divided by the sum of a number and five

User MaMiFreak
by
7.8k points

2 Answers

2 votes
3=21/(x+5)
3(x+5)=21
3x+15=21
3x=6
x=2
User Unice
by
7.6k points
6 votes
3=21/(x+5)
Cross multiply
3(x+5)=21
Divide 3
X+5 = 7
Subtract 5
X= 2
User Rashi Abramson
by
8.5k points
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