3 years ago

What two numbers have a sum of 217 and a difference of 85?

Mathematics

1 answer:

Setler [38]3 years ago

8 0

Answer:

the two numbers are 151 and 66

Step-by-step explanation:

x+y =217

x-y = 85

add the two equations

x+y =217

x-y = 85

-------------

2x = 302

divide by 2

2x/2 = 302/2

x = 151

now find y

x+y =217

151+y =217

subtract 151 from each side

y = 217-151

y =66

You might be interested in

I need help simplifying 8^3

Dafna1 [17]

8^3 = 512
8^3 also eqauls 8 x 8 x 8.
I hope I helped!

6 0

2 years ago

Read 2 more answers

Alexa has $72 in spending money. She wants to buy matching shirts for her and her friends. The shirt she wants to buy costs $18

Karolina [17]

Answer:

18x ≤ 72

Step-by-step explanation:

18x ≤ 72

7 0

3 years ago

O que são números racionais

Dmitrij [34]

<span>Números racionales son números que pueden ser wriiten como una proporción, y pueden ser escritos como una fracción también. Un ejemplo de un número racional sería dos cuartos (2/4), medio (1/2), etc.</span>

6 0

3 years ago

On Wednesday, James slept for <img src="https://tex.z-dn.net/?f=%5Cfrac%7B3%7D%7B8%7D" id="TexFormula1" title="\frac{3}{8}" alt=

Hatshy [7]

Answer:

I believe he slept for 9 hours of the day

Step-by-step explanation:

⅜ of 24

24 ÷ 8 = 3

3 × 3 = 9

8 0

2 years ago

If b=6, find the value of 7b

Serggg [28]

7b is just 7 x b and if b is 6 its just 7 x 6
which the answer is 42

5 0

2 years ago

Read 2 more answers