A=(a(b))/2
surface area and area are the same in 2D shapes
A= (1.5(1.2))/2 =(1.8)/2 = 0.9 m squared
Answer: 18
Step-by-step explanation: 5m - 7 = 6m + 11
Solve for M
5m - 6m = 11+ 7
-m = 18
Divide both sides by -1
-m/-1 = 18/-1
m = -18
X=6,-6
3x= 18
X=18/3
X= 6,-6