Answer: 3x-5y=-9 is simplified to y=3/5x+9/5
x+2y=8 is simplified to y=-1/2x+4
Answer:
there is hint for u in the book darling
you can refer example 4 in the same book
V=LWH
if each is doubled
V=2L2W2H
V=2*2*2*LWH
V=8LWH
volume is multiplied by 8
9514 1404 393
Answer:
c = 2A/w -b
Step-by-step explanation:
Multiply by the inverse of the coefficient of the parentheses.

First find the area of the triangle shape:
Area of a triangle = 1/2 x base x height:
Area = 1/2 x 4 x 3 = 6 square cm.
For the volume multiply the area by the depth:
6 x 2 = 12 cubic cm