Answer:
A = (1/2)(B + C + D) ⇒ 2A = B + C + D
B = (1/3)(A + C + D) ⇒ 3B = A + C + D
C = (1/4)(A + B + D) ⇒ 4C = A + B + D
D = 78
Substitute 78 for D. Solve the three equations in three variables
If pizza has 8 pieces, then there are 7 1/2 pieces left.
She at 1/16 of the pizza.
Answer: -1 = (-3/3)
Step-by-step explanation
You go from one point to another, i started from 3,1 and went to 3,0. I got down -3 which is my rise and right 3 for the run. Tell me if this is correct
X+ 5 < 17 =answer 1
-5 -5
x<12 =answer 2