Be careful you don't add unlike terms together (e.g. x^2 and x cannot be added or subtracted together).
<span>Be careful you don't mistake the 2 in x^2 as another number. Same for x^3, x^4. etc.</span>
Equation:
9+3x=30
Answer:
9+3x=30
Subtract 9 from each side.
3x=21
divide by 3 on each side.
x=7
Each shirt cost $7.
Answer:
<em>B</em><em>=</em><em> </em><em>Equilateral</em>
<em>hope</em><em> </em><em>this helps</em><em>:</em><em>)</em>
Number of thousands on 80000
80000/1000=80
So her annual premium
3.47×80=277.6
Hope it helps
