thecutieisaiah thecutieisaiah

04-05-2021
Mathematics

contestada

A number is 7 more than 5 times another number and their difference is 78 Find the numbers

Respuesta :

clarch19 clarch19

04-05-2021

Answer:

n = 95.75

m = 17.75

Step-by-step explanation:

n = one number

m = another number

System of Equations:

n = 7+5m

n - m = 78

Substitution Method:

7+5m - m = 78

4m + 7 = 78

4m = 71

m = 17.75

n - 17.75 = 78

n = 95.75

Answer Link

Otras preguntas

How do I find precentges of money

there are 8 pencils in a package. how many packages will be needed for 28 children if each child gets 4 pencils

What would be the mean if the value 3 was added to the following set? 14, 14, 17, 19, 25 17.8 20.8 18.4 15.3

what are the main colors of art?

Sara spent half of her allowance going to the movies. She washed the family car and earned 9 dollars. What is her weekly allowance if she ended with 16 dollars

what is the x-intercept 1/2x - 3y = 8

Sara spent half of her allowance going to the movies. She washed the family car and earned 9 dollars. What is her weekly allowance if she ended with 16 dollars

what is the sum of 3/4 and 18/19 closest to 0 1 or

gavin has 460 baseball players in his collection of baseball cards and 15% of the players are pitchers.how many pitchers are in gavins collection

When the price of oil drops this usually means that OPEC has?