A
the word 'of' means to multiply
0.45 × 80 = 36
Answer:
3.5 m/hr
Step-by-step explanation:
2 + c = 5 -c c = speed of current
2 c = 3 c = current speed = 1.5 m/hr
your speed = 5 - 1.5 (or 2 + 1.5) = 3.5 m/hr
Answer: 2000 tickets were sold
Step-by-step explanation:
8000 divided by 40 percent is 200
Because u might need it in the real world.
10x -15y=45
9x+15y= 12
19x= 57
x= 3
3(3)+5y= 4
9 + 5y = 4
5y = -5
y = -1
(3,-1)