The base is 5 because the base = 2 Area/Height
Answer:
2
Step-by-step explanation:
1+3(x-1)-2x
Substitute the value of x into the equation:
1 + 3(4-1) -2 (4)
1 + 3(3)- 8
1 + 9 - 8
2
30 because you add 8 and 7 then add it by itself or multiply it by 2