SOLUTION: Hello im jessi, im currently studying multi-step inequalities. I came across a problem that is 21>3(a-7)+9 the next step i did towards solving it was 21>3a-21+9 but im not quite

Question 830615: Hello im jessi, im currently studying multi-step inequalities.
I came across a problem that is 21>3(a-7)+9 the next step i did towards solving it was 21>3a-21+9 but im not quite sure if next i would add 21 and 9 to get 21>3a-30 or if i would add -21 and 9 to get 21>3a-12
Can you please help me?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Do just like for an equation. The distinction is for when multiplying by a negative number.

You indicate confusion on .
Starting with the expression which holds it,

Remember how to represent that on a number line!

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