3 years ago

5.

Mathematics

1 answer:

lana [24]3 years ago

3 0

Answer:

Step-by-step explanation:

a) +200

b) - 200

c) -500m {well is below sea level.For bellow sea level use - sign}

d) + 5000m

6) a) 12 - 3x

b) (x +10)/7

c) -5y + 16

d) 2m - 11

You might be interested in

-24x -15 = -27. Step by step explanation on how to solve this problem.

Jet001 [13]

Answer:

x = $\frac{1}{2}$

Step-by-step explanation:

Given

- 24x - 15 = - 27 ( add 15 to both sides )

- 24x = - 12 ( divide both sides by - 24 )

x = $\frac{-12}{-24}$ = $\frac{1}{2}$

7 0

3 years ago

Read 2 more answers

2/5of a number is 80. What is 34of the same number?

Masja [62]

Answer:

150

Step-by-step explanation:

First you have to find what number 80 is 2/5 of, to do this do the reciprocal of 2/5 which would be 5/2. Multiply 80 by 5/2 and you'll get 200, then find what 3/4 of 200. Multiply 200 by 3, then divide by 4 to get the answer of 150.

3 0

3 years ago

Verify :(-50) × [37 + (-7) ] = (-50) × 37 + (-50) × (-7) Those who answers quickly will be marked brainliest

kifflom [539]

Answer:

(-50) x 30 = -1850 + 350

-1500 = -1500

true

8 0

2 years ago

Read 2 more answers

I think of a number, add 3 to it and multiply the result by 7.

Alla [95]

Answer:

$7(x + 3)$

Step-by-step explanation

thinked number = x

add 3 = +3

$x + 3$

multiply the result by 7

 $7( x+ 3)$ 

hope this helps

brainliest appreciated

good luck! have a nice day!

6 0

3 years ago

HELP PLEASE I WILL GIVE BRAINLIEST!!!!

devlian [24]

Answer:

Would you mind posting a picture instead thank you.

4 0

3 years ago

Read 2 more answers