babycakes201220150 babycakes201220150

03-10-2021
Mathematics

contestada

3x -4y= -20 -x +2y =10 whats the value of y

Respuesta :

soccerfan54 soccerfan54

03-10-2021

3x-4y=10
-20-x+2y=10 then -30+2y=x now plug this in the other equation:
3(-30+2y)-4y=10
-90+6y-4y=10
2y=100
y=50

Answer Link

Otras preguntas

Jaylah started with $200 in her savings account to go to Disneyland. She wanted to increase her savings so she started babysitting. She earns $10 an hour and de

Write the following decimals in expanded form: a) 0.75 b) 245.07 c) 36.85 d) 3.74

40 students go to a sport centre in buses. a bus can hold 14 students. find the number of buses needed

The table represents the exponential function g(x) . The graph represents the function f(x). x g(x) 0 3 1 4 2 6 3 10 4 18 Which statement about the functions is

As a result of bringing the monster to life , Victor: A). Is expelled from the university B). Becomes ill and almost dies C). Decides to dedicate his life to

PLEAS ANSWER QUICKLY!!! 100 POINTS!!!!!!!Hope is the thing with feathersThat perches in the soul,And sings the tune without the words,And never stops at all,And

Hello I need help with number 1-12 please and thank you!!!!!

The length is :____meters and the width is____meters.

BRAINLIEST FOR CORRECT ANSWER: What is the area of this figure?

Andrea Spent a total of $.43.87 on now clothes at a department store bought one pair of Sandals for $8. One T-shirt for 9.49 and two Jeans The tax on the pur