How do you solve 16- \frac { 1} { 4} u > 7?

1 Answer
May 28, 2018

u <36

Explanation:

Multiply by 4 both sides and then simplify further.

16-1/4u > 7

(4 xx 16) - (1/4u xx 4) > 7 xx 4

64 - u > 28

-u > 28-64

-u > -36

Multiply by -1 both sides and inequality sign changes from > to <

u <36

Check the answer:

Take u = 32.

16-1/4(32) > 7

16 - 8 > 7

8 > 7