Answer:
41
Step-by-step explanation:
Answer:
there is no answer they are equal. anything can be put into a and it will still be true
Step-by-step explanation:
4a+8=8+4a
there is no answer
Area of a triangle is 0.5(base x height)
Base = 320mi
Height= 270+210= 480mi
0.5(480 x 320) = 76,800 miles squared
Answer:
10+4x
Step-by-step explanation:
COmbine like terms
Answer is 43 degrees for #6, and selection C for #7