hotboikylexd hotboikylexd

05-04-2020
Mathematics

contestada

Seven times a number plus the sum of three and twice a number is 30.

Respuesta :

07alexpm 07alexpm

05-04-2020

Answer:

A number is 3

Step-by-step explanation:

x*7+(3+x*2)=30

9x+3=30

9x=27

x=3

Answer Link

18-01-2022

Answer:

n=3

Step-by-step explanation:

7n+2n+3=30;n=3

Answer Link

Otras preguntas

What is a pivot point?

what is the best computer for college?

How would the war power?

Due to Mendel's law of segregation A)homologous chromosomes pair up and cross over during prophase 1 of meiosis B)alleles belonging to the same gene will n

Economist Friedrich Hayek argued that ______ can serve as signals in an economy. a. Producers b. Consumers c. Government d. Prices

Charles lindbergh was known as

What is an equation for the linear function whose graph contains the points (2, 5) and (3, 0) ? Enter your answers in the boxes. y- = (x-2)

which chemical formula is a carbohydrate? a) C3H7O2N bC12H22O11 c)CO2 d)CH4

Which ordered pair is the solution to the system of equations? x+y=4 {

Why were posters necessary to the U.S war effort