MATHEMATICS HIGH SCHOOL

Combine the like terms to create an equivalent expression:
\large{-2k-(-5)+1}−2k−(−5)+1

Answers

Answer 1
Answer:

Answer:

The answer is

- 2x + 5 + 1 - 2x + 5 + 1 = \n - 4x + 12 = \n - 4(x - 3)

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What are the factors of x2 – 100?

Given matrix D below, which matrix represents -5D?

Answers

Answer: option D

-5D means multiply all the elements of D by -5
i.e. -5 * -10 = 50
-5 * 10 = -50
-5 * -5 = 25
-5 * 15 = -75

Find values of x and y for which ABCD must be a parallelogram. The diagram is not to scale.
a. x = 8, y = 17
b. x = 6, y = 8
c. x = 8, y = 10
d. x = 8, y = 6

Answers

The answer is d. 

3x-14 = x-2     solve for x

4y-7 = y+11    solve for y
3x-14=x+2
Add 14 to both sides.
3x=x+16
Subtract x from both sides.
2x=16
Divide by 2.
x=8

4y-7=y+11
Add 7 to both sides.
4y=y+18
Subtract y from both sides.
3y=18
Divide by 3.
y=6

The answer is d.

100 percent of blank = 60

Solve for blank. ​

Answers

Answer:

60

if its all of 60 the answer is 60

Step-by-step explanation:

have a great day

If a side of a square is 1/2 ft long what is the perimeter of the square

Answers

Perimeter is the sum of the length of all sides. A square has 4 sides with equal sides. So the perimeter = 4*1/2ft =2ft

Simplify the expression -2b-6+3b-2

Answers

The expression can be simplified as:

b-8

Round 20045 to 4 significant figures.

Answers

Answer:

2005

Step-by-step explanation:
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