Question

Choose a solution to the following inequality. *only one value is correct
2x + 9 < 15

A. 5
B. 7
C. 3
D. 1

Answer 1

\[2x + 9 < 15\]
Subtract 9 from both sides: \[2x+9−9<15−9\]
\[= 2x<6\]
Divide both sides by 2:
\[\frac{ 2x }{ 2 } < \frac{ 6 }{ 2 }\]
\[x < 3\]

Answer 2

So 2 would be negative?

Answer 3

There are no negative numbers..

Answer 4

Forgot you are adding 9 to 2 mb.

Answer 5

Its ok, im here to help you understand :)