Answer:
3x +6
Step-by-step explanation:
(4x+7) - (x+1)
Distribute the minus sign
(4x+7) - x-1
Combine like terms
4x -x +7-1
3x +6
Answer:
DE ≅ DG
Step-by-step explanation:
Answer:
Step-by-step explanation:
Square
519450.2
Holes
Semi-circle: 1/2*pi*r^2
diameter = 700/2 = 350 =radius
1/2*pi*350 = 175*pi
Triangle
1/2 b*h
1/2 200*400
100*400
40000
Take out the semi circle and triangle
560000-40000-175*pi
520000-175*pi = 519450.2
Answer:
11.78
Step-by-step:
78x + 8x + 12x + 20x + 28x
78x + 32x + 28x
= 138x
1626.35/138
= 11.78