Step-by-step explanation:
steps are in picture above.
<u>N</u><u>o</u><u>t</u><u>e</u><u>:</u><u>i</u><u>f</u><u> </u><u>y</u><u>o</u><u>u</u><u> </u><u>n</u><u>e</u><u>e</u><u>d</u><u> </u><u>t</u><u>o</u><u> </u><u>a</u><u>s</u><u>k</u><u> </u><u>a</u><u>n</u><u>y</u><u> </u><u>question</u><u> </u><u>please</u><u> </u><u>l</u><u>e</u><u>t</u><u> </u><u>me</u><u> </u><u>know</u><u>.</u>
Answer:
A= 30
A= a+b over 2
h= 5+15 over 2 times that by 3 to get 30
A
Step-by-step explanation
No.
She wronged in Step 2, -2x + 2 = 8 .
The correct way is :
-2(x+1) = 8
-2x <u>–</u> 2 = 8