MATHEMATICS HIGH SCHOOL

Answer all pls1. Simplify the expression (-m) + 3 + 7m - 1
2. Simplify the expression 2v - 7 - 12v + 15
3. What is the result when you add (c + 4) and (2c - 1)?
4. Subtract the expressions (2w + 3) - (w + 3)
5. What is the result when 2a - 5 is subtracted from 3a + 3?

Answers

Answer 1
Answer: 1. 6m + 2
2. 8 - 10v
3. 3c + 3
4. w

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The sum of two numbers is 30 & their difference is 12.

Answers

x+y=30
x-y=12
add them together

x+y=30
x-y=12+
2x+0y=42

2x=42
divide 2
x=21

subsitute
x+y=30
21+y=30
subtrat 21
y=9


number sare 21 and 9
The answer is 21 and 9. You can use guess and check to solve this. If you add 21 and 9, the sum is 30, and if you subtract 9 from 21, the difference is 12. 

Which is a factor of x^2 + 8x – 48?(x – 6)

(x + 4)

(x – 16)

(x + 12)

Answers

x^2 + 8x - 48 =\n\nx^2 -4x + 12x - 48=\n\nx(x - 4)+12(x-4)=\n\n(x-4)(x+12)

Your answer is D. (x + 2)

Answer:

D

Step-by-step explanation:

What is the product of 2023 and 100,320

Answers

The product is 2023 and 100,320 can also be written as 2023 x 100,320.

The answer, when multiplied, is 202,947,360.

Which expression does the graphic represent? 8 positive tiles. 1 tile is crossed out. 7 minus 1 7 minus (negative 1) 8 minus 1 8 minus (negative 1) HELP I NEED AN ANSWER ASAP

Answers

Answer:

B

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

                       

i just know

Faye used a stopwatch to find that in 352 minutes, she read 88 pages.Measured in seconds, how long did it take Faye to read 1 page?

Answers

88 pages = 352 minutes
1 page = 352/88 = 4 minutes 
4 minutes = 240 seconds. 

For Faye to read 1 page, it took her 240 seconds

Work out 1 2/3 ÷ 2 3/4 ?

Answers

1 2/3 = 5/3
2 3/4 = 11/4
5/3 ÷ 11/4 = 5/3 × 4/11
= 20/33
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