contestada

Solve the equation for y: -8x + 4y = 20
es
A)
y = 2x - 5
B)
y = 2x + 5
)
y= {x+5
yox=20
D)

Respuesta :

Answer:

Step-by-step explanation:

4y = 20 + 8x

y = 5 + 2x

Answer:

Option B

Step-by-step explanation:

-8x + 4y = 20

[tex]-8x+8x+4y=20+8x \leftarrow \text {Addition Property of Equality.}\\4y=20+8x\\\\\frac{4y}{4}=\frac{20+8x}{4} \leftarrow \text {Division Property of Equality.}\\y=5+2x\\\boxed {y=2x+5}[/tex]

Option B should be the correct answer.