Solve 2(4x + 3) < 5x + 21. x x x x

Question

Solve 2(4x + 3) < 5x + 21.

x < 9
x > -5
x
x < 5

Answer 1

x<5

...................................................

Explanation:

Answer 2

subtract 6 from both sides
8x+6-6<5x+21-6

simplify
8x<5x+15

subtract 5x from both sides
8x-5x<5x+15-5x

simplify
3x<15

divide both sides by 3
3x/3 = 15/3

simplify
x<5