How do you solve 6=b+13?

2 Answers
Jul 2, 2018

b=23

Explanation:

As 6=b+13

squaring we get

36=b+13

or 3613=b+1313

or 23=b

Jul 2, 2018

b=23

Explanation:

square both sides

62=(b+13)2

36=b+13

subtract 13 from both sides

23=bb=23

As a check

23+13=36=6 correct