Answer:
infinitely many solutions
Step-by-step explanation:
3x - 2x + 4 = 2 + x + 2
x + 4 = x + 4
x = x
x = x is a true statement for every value of x, so there is an infinite number of solutions.
Answer: infinitely many solutions
Answer:
$1470
Step-by-step explanation:
sneakers : boots
15 : 19
15 cost sneakers
------ = -------------------
19 570
using cross products
15 * 570 = 19 * sneakers
8550=19 * sneakers
divide by 19
8550/19 = sneakers
sneakers = 450
total cost = 2* sneakers + boot
total cost = 2 * 450 + 570
total cost = 900 + 570
total cost = 1470
Answer:
x=21
Step-by-step explanation:
Answer: 2
Step-by-step explanation:
