shelby85387 shelby85387

04-02-2021
Mathematics

contestada

y=-2x+1
4x+y=9
solve using the substitution method please show steps

Respuesta :

Anisatunizzati Anisatunizzati

05-02-2021

Answer:

x = 4

y = -7

Step-by-step explanation:

y = -2x + 1

4x + y = 9

4x + y = 9

4x + (-2x + 1) = 9

4x - 2x + 1 = 9

2x + 1 = 9

2x = 9 - 1

2x = 8

x = 8/2

x = 4

4x + y = 9

4(4) + y = 9

16 + y = 9

y = 9 - 16

y = -7

Answer Link

Otras preguntas

warner bought a package of printer paper and use 75 of it if he has 80 sheets left how many sheets were in the package when Warner bought it show or explain you

If tan theta = 10/13 and cos theta > 0 then sin2theta is what ?

Write 5004300 in standard form

If the universe is expanding, why we're not expanding too? we're part of the universe too?

The cost of a coffee maker is $76.70 the markup is 20% of the cost. What is the selling price of the coffee maker?

Before generating a hypothesis you would make observations

What is the volume of the cone?

If u will solve for me the question 8,9and10 then I will make u the brainliest

An individual is baking 3 batches of cookies. They used 2.6 oz. Of vanilla in one batch of the cookies, 1.4 oz. Of vanilla in the second batch and .5 oz. In the

What did the fedralist believe in?