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

If x = -24 and y = 6, what is the value of the expression: | x+y |

Pharaohs governed Egypt by the principle of order truth and justice which were collectively known as what

How many continents did the british empire colonize

What is a rule about the angle measures of an isosceles triangle?

Any process involving the action of, or landform resulting from, running water is described as:

I'm offering 20 points, only answer is you're smart

A few days ago my father, now a retired physician, told me of the time in the late 1960s when the perennial All-Star came to his office. Seeking treatment for t

what is the purpose of analyzing a play?

Jerome walked 2/3 mile in the morning and 11 /12 mile in the evening. How many miles did he walk in all?

Which is greater a force of 10N or a force of 5lbs