Answer:
13 and 8
Step-by-step explanation:
height is not used to find the bottom triangle
Simple....
3x-10(x+2)=13-7x
Just solve for x.....
3x-10x-20=13-7x
-7x-20=13-7x
+7x +7x
-20=13
NO SOLUTION.
Thus, your answer.
Answer:
is correct, he determines it correctly, he solved it correctly, 238.5
Step-by-step explanation:
Answer:
54/3-7=11
Step-by-step explanation:
x/3<u>-7=11</u>
+7 +7
(3)x/3=18(3)
x=54
Check
54/3-7=11
18-7=11
11=11
Answer:
b
Step-by-step explanation:
100
