shanson2024 shanson2024

02-12-2020
Mathematics

contestada

solve each system using the substitution method 6x-y=-4 and 2x+2y=15

Respuesta :

meowmeow223334 meowmeow223334

02-12-2020

Convert 6x - y = -4 into y = mx + b
Y - 4 = 6x
Y = 6x + 4
Substitute that into second equation
2x + 2(6x + 4) = 15
2x + 12x + 8 = 15
14x = 7
X = 1/2
6(1/2) - y = -4
3 - y = -4
-y = -7, y = 7
Final answer: x = 1/2, y = 7

Answer Link

Otras preguntas

Find the measure of one exterior angle in each regular polygon.

why do you think many plants produce sweet nectar?

A father's age is 4 times as that of his son's age. in 5 years time, the father will be 3 times as old as his son. what are their present ages?

A 1.8 kg microphone is connected to a spring and is oscillating in simple harmonic motion up and down with a period of 3s. Below the microphone is 1.8 hz, calcu

11. John has a life insurance policy that will pay his family $32,000 per year if he dies. If interest rates are at 2.5% when the insurance company has to pay,

Here is a list of ages (years) of children in a room: 4, 3, 2, 10, 10, 6, 7 State the median.

Which of the following would likely be considered only an infraction? A. A parking violation by a driver with a previously perfect record B. A violent crime und

Would someone help me in describing the natural resources and wildlife of South Africa with resources. Thank you.

Which sequence of transformations proves that shape I is similar to shape II?

$i^5+i^{-25}+i^{45}$[tex]$i^5+i^{-25}+i^{45}$[/tex]