Answer:
(1, 3 )
Step-by-step explanation:
Substitute x = 1 into the equation
y = × = × 6 = 3
(1, 3 ) ← with output value y = 3
Answer:
-22y+27
Step-by-step explanation:
(4y-9)(2y-3)
<u>Distribute:</u>
8y-12y-18y+27
<u>Combine like terms:</u>
8y-12y-18y=-22y
-22y+27
Answer:
the lines are perpendicular
Step-by-step explanation:
2/3(x)+4=7
2x3=7-4
2x/3=3
x=2
Answer:
Step-by-step explanation:
- Temperature drop = - 1.6°C / hr
- Time = 4 1/4 hr
<u>Temperature change is:</u>
- -1.6 * 4 1/4 =
- -1.6 * 4.25 =
- - 6.8°C