Y= 11-2x
Substitute in:
5x-2(11-2x)=-13
5x-22+4x=-13(combine like-terms)
9x-22=-13
9x=-13+22
9x=9
x=1
FIRST PAGE: 20, 40, 20
SECOND PAGE: 15, 3, 6, 2 x 2 x 2 x 11
THIRD PAGE: 2 x 5 x 11
Answer:
1.Human skin is thicker than the grain of sand.
2.It will take 5 grains of sand to match the thickness of a humans skin
Step-by-step explanation: