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5b - 4 = 2b + 17 What is the value of b in this equation?

User Vinsce
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2 Answers

7 votes
B=7
5x7 is 35 minus 4 is 31
2x7 is 14 plus 17 is also 31
User Andreis
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b=7

5b - 4 = 2b + 17
3b - 4 = 17 subtract 2b on each side of the equal sign
3b = 21 add 4 on each side of the equal sign
b = 7 divide by 3 each side of the equal sign