Answer:
2) 63:.75
Step-by-step explanation:
ask Google what's 15% off $75
3x-4y=-5
-x+2y=3
Multiply the second by one:
3x-4y=-5
-2x+4y=6
Combine the equations:
x = 1
Substitute x and solve for y:
-2*1+4y=6
-2+4y=6
4y=8
y=2
Answer:
(1,2)
Answer:
4
Step-by-step explanation:
plug 4 into x
parentheses first, 4x4 is 16, 16 - 10 is 6
6 times 1.25 is 7.5
Answer:
Step-by-step explanation:
22 + t < 40
t < 18