"the perimeter of a rectangle is 42 centimeters. the length of the rectangle can be represented by (x+4), and the width can be r
epresented by (2x-7). what are the dimensions of this rectangle in centimeters"
1 answer:
L=12. W=9 42=2{(x+4)+(2x-7)} divide by 2 21=3x-3 add 3 24=3x divide by 3 8=x L=8+4=12 W=2*8-7=9
You might be interested in
Answer:
3000 cm^3.
Step-by-step explanation:
If the top number is 15 it's
15 * 20 * 10
= 3000 cm^3.
Answer:
A
Step-by-step explanation:
a. f(0) = 0+4
0+4 = 4
b. f(6) = 8
(10 + b) x 8 , hope this helps:))
That is the pH scale
pH = - log of the concentration of hydrogen ions in a solution.