Use substitution to solve the system.
y = 3x +16
4x - 5y = -25

Question

bjefferson16 bjefferson16

25-02-2020
Mathematics

contestada

Use substitution to solve the system.
y = 3x +16
4x - 5y = -25

Respuesta :

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TheNoobXD TheNoobXD · Answer 1 · 2020-02-25T05:01:52+01:00

TheNoobXD TheNoobXD

25-02-2020

Answer:

(-5,1)

Step-by-step explanation:

y=3x+16

4x-5y=-25

substitute the given value of y into the equation.

4x-5(3x+16)=-25

solve

x=5

substitute the given value of x into the equation.

y=3x(-5)+16

solve

y=1

(-5,1)

Answer Link

DavidM58 DavidM58 · Answer 2 · 2020-02-25T05:02:43+01:00

DavidM58 DavidM58

25-02-2020

Answer:

x=-5

y=1

Step-by-step explanation:

4x-5y=-25

4x-5(3x+16)=-25

-11x-80=-25

-11x-80+80=-25+80

-11=55

-11x/-11=55/-11

x=-5

y=3x+16

y=3(-5)+16

y=-15+16

y=1

Answer Link

Use substitution to solve the system. y = 3x +16 4x - 5y = -25

Respuesta :

Otras preguntas

Use substitution to solve the system.
y = 3x +16
4x - 5y = -25