7a+4, when combining like terms simply add together the things that look alike
Answer:
Does anyone know how to solve this question
does anyone know how to answerdoes anyone know how to answer question 7? does anyone know how to answer question 7? 7?does anyone know how to answer question 7?
Answer:

Step-by-step explanation:
You need at least $90 dollars, so x will be bigger than or equal to that amount.
Your parents don't want to give you more than $150 dollars so x is smaller than or equal to that amount.
7•4= 28 is one. Another is {(2•10) + (2•9)}
:))
-5+2n>-11
2n>-6 (+5 to both sides)
n>-3 (divide 2 to both sides)
-6-10n>44
-10n>50 (+6 to both sides)
n<-5 (divide -10 to both sides)