All categories

2 years ago

15 less than 3 times a number is 5 more than half of the number.

Mathematics

1 answer:

ohaa [14]2 years ago

7 0

Answer:

Mystery Number is 8

Step-by-step explanation:

3x - 15 = 5 + 1/2x

3x - 1/2x = 15 + 5

5/2x = 20

x = 20 / 5/2

x = 20 * 2/5

x = 40 / 5

x = 8

You might be interested in

Which ratio is equivalent to the ratio 33.39

igomit [66]

Answer:

11:13

Step-by-step explanation:

The ratio 33:39 divided by 3 would give you 11:13

4 0

2 years ago

Find the unit rate<br><br> 8 hits in 22 games

Aleksandr [31]

Answer:

0.363636

Step-by-step explanation:

Hits per game is hits / games

= 8 / 22

= 0.363636363

8 0

2 years ago

Some insurance companies charge more if you smoke cigarettes. The difference in the annual life insurance premiums paid by a 35-

ELEN [110]

The difference between the smoker and the non-smoker is $151

1000 x $7.85 = $785
1000 x $9.36 = $936
= $151

4 0

2 years ago

Read 2 more answers

(negative 5x squared) to the third power

BARSIC [14]

$(-5x^2)^3 =$

$= (-5)^3(x^2)^3$

$= -125x^{2 \times 3}$

$= -125x^6$

8 0

2 years ago

A farmer performs an experiment to find the amount of fertilizer needed to increase crop yields. She uses different

Ksenya-84 [330]

Answer:

Step-by-step explanation:

6 0

3 years ago