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Solve the equation for the variable b: ab - 2c = 4

2 Answers

4 votes

Answer:

b = 4 + 2c / a

Explanation:

ab - 2c = 4

ab - 2c + 2c = 4 + 2c ..( add 2 both side)

ab = 4 + 2c

ab / a = 4 + 2 c / a ...( Divide each side by a)

b = 4 + 2c / a

User Chris Penner
by
5.3k points
4 votes

Answer:

b = (4+2c)/a

Explanation:

ab - 2c = 4

Add 2c to each side

ab - 2c+2c = 4+2c

ab = 4+2c

Divide each side by a

ab/a = (4+2c)/a

b = (4+2c)/a

User Sam Skirrow
by
5.4k points