meeee54561 meeee54561

05-03-2021
Mathematics

contestada

x + 2y = 10
-6x + 5y = -9
- what is the solution using substitution

Respuesta :

kica226 kica226

05-03-2021

X+2Y=10
X=10-2Y

-6X+5Y= -9
-6(10-2Y)+5Y= -9
-60+12Y+5Y= -9
17Y= -9+60
17Y=51
Y=3

X=10-2Y
X=10-2•3
X=10-6
X=4

Answer Link

Otras preguntas

Please help. serious answers.

The equation 34(6x−4)=12(x+4) is solved below. Fill in the blanks with the property that justifies each step. 34(6x−4)=12(x+4) 92x−3=12 x+2 92x−12x−3=12 x−

what geographical feature led english colonists to establish the mid-atlantic colonies?

Susan values a pair of blue jeans at $40. If the price is $35, Susan buys the jeans and generates consumer surplus of $5. Suppose a tax is placed on blue jeans

100 POINTS IF U GET THIS RIGHT!

What was considered a success of the Articles of Confederation? Avoiding any uprisings or rebellions from unhappy citizens Setting up a system to determine how

Group of plants where pollen is stored in flowers.

Which of the following statements best describes the effect of replacing the graph of y = f(x) with the graph of y = f(x − 2)? (4 points) The graph of y = f(x)

Select the correct answer. Read the sentence and select the animal described. Es un ave que tiene un plumaje muy colorido. A. el puma B. la mariposa C. el perez

Which is a social advantage of remaining abstinent? O greater overall self-esteem O fewer fertility issues O increased chance of an emotional relationship O low