Y = x + 3 . . . (1)
4x + y = 18 . . . (2)
Putting (1) into (2) gives
4x + x + 3 = 18
5x = 18 - 3 = 15
x = 15/5 = 3
x = 3
y = x + 3 = 3 + 3 = 6
Solution = (3, 6)
Area of a triangle = 1/2(B*H)
B = Base
Height = H
So if the height was 5 and the base was 10, it would be half of 50 which is 25.
Answer:I need help with this so that’s why I looked it up
Step-by-step explanation:
the area of land is 4.9*6.2*0.225=6.8355m^3 (6.8355m^3/0.87≈7.85 yes you have enough
Answer:
w=4
Step-by-step explanation:
18+3w=30
3w=30-18
3w=12
w=4
