Answer:
look at the picture
Step-by-step explanation:
for the triangles with lines on the sides, heres what it means:
The dashes on the lines show they are equal in length.
I wont solve this because Im to lazy, but I do recommend some of these sites to help you with your problem. MathPapa Algebra Calculator and PhotoMath. Hope this helps.
Answer: 3.5
Step-by-step explanation:
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.
Volume is 0.48 im 99% sure cause the formula is lwh