grace12398 grace12398

23-04-2020
Mathematics

contestada

Which is the best first step in solving the following system of equations y=7x+3 y=9x

Respuesta :

23hlivsey 23hlivsey

23-04-2020

Answer:

13.5 and 1.5

Step-by-step explanation:

y=7x+3

y=9x

9x=7x+3

2x=3

x=3/2

y=9(3/2)

y=13.5

Answer Link

kayladopke0 kayladopke0

23-04-2020

Answer:

Replace the y value in y=7x+3 with 9x

Answer: x=3/2

Step-by-step explanation:

y=7x+3; y=9x

9x=7x+3

Subtract 7x from both sides

2x=3

Divide by 2 on both sides

x=3/2

Answer Link

Otras preguntas

the martin familys truck gets an average of 25 miles per gallon. predict how many miles they can drive using 7 gallons of gas

Dau Coronita 2 propoziții fiecare cu enunțiative,interogative,simple,dezvoltate,afirmative,negative

Cellular respiration allows organisms to release the energy stored in the chemical bonds of glucose, C6H12O6. The energy in glucose is used to produce ATP, whic

How can you show that two objects are proportional with an equation

what happens to the gas particles in an an inflated ball when it gets a hole? why?

the martin familys truck gets an average of 25 miles per gallon. predict how many miles they can drive using 7 gallons of gas

wich type of map shows elevation at the earth surface

Franklin Roosevelt was born in 1882 to a wealthy family from a. Philadelphia. c. New York. b. Denver. d. Boston.

poemas con simil para niños

Artifact, communal, derived, inscription, millennium, stationary, utilize, yields (put each two of these words in a compound or complex sentence)