3(x-t) + m(x-t) = (3+m)(x-t)
Answer:

Step-by-step explanation:

Square both sides.



Answer:
$167.2
Step-by-step explanation:
It has been given that the price of a new computer is $800.00 and refurbished computer with the same equipment has a price of $640.00.
Let us find the amount that we will save with a refurbished computer if we put the difference into the savings account for a year using simple interest formula.
, where A= Amount after t years, P=principal amount, r = interest rate (decimal form) and t=time.
Our principal amount will be the difference of prices of new computer and refurbished computer.

Upon substituting our given values in above formula we will get,


Therefore, we will save $167.2 with refurbished computer when we put the difference into the savings account for a year.
Answer:
The terminal point is Q(0,4)
Step-by-step explanation:
We are given the following in the question:
Initial point of vector, P(1,0)
The terminal point Q lies on the y-axis, thus Q have coordinates of the form:

The magnitude of the vector is 
Magnitude is given by:

But since the terminal point is above the initial point, thus,

Thus, the terminal point is Q(0,4)
Answer:
C - Fancy Foodstuffs
Step-by-step explanation:
A = 6 eggs for £2.16
1 egg = £2.16 / 6 = £0.36
B = 8 eggs for £2.72
1 egg = £2.72 / 8 = £0.34
C = 12 eggs for £3.96
1 egg = £3.96 / 12 = £0.33