Answer: 12
Step-by-step explanation:
For this problem, all you have to do is plug in x=2 into all the x you see.
-3(2)+1.5+2.5(2)-4.5+8(2)
-6+1.5+5-4.5+16=12
Answer: The answer is 4.63✨
Step-by-step explanation: You have to round to 4.625 to the nearest hundredth consider the thousandths’ value of 4.625, which is 5 and equal or more than 5. Therefore, the hundredths value of 4.625 increases by 1 to 3.
4.625 rounded to the nearest hundredth = 4.63
Answer:

You simply need to multiply

.
Multiply the numerators.

Multiply the denominators.

Simplify.
Answer:
number 10
dy/dx =(dy/dt).(dt/dx)
now find
dy/dt=4t-1. , dt/dx=1
so : dy/dx=(4t-1).(1)
dy/dx= 4t-1 ,we have x=t-3-----> t=x+3
subtitute at t
dy/dx= 4(x+3)-1=4x+12-1= 4x+11
Answer:
n+7=17
n=17-7
n=10
Step-by-step explanation: