jdolan8 jdolan8

02-03-2020
Mathematics

contestada

Solve the system below algebraically:
4x-y=20
-2x-2y=10

Respuesta :

pezgrl78 pezgrl78

02-03-2020

X= 3
Y= -8

Solve the 1st equation for y.
With your new Y value, plug it into the 2nd equation (for y).

Take a look at pic.

Answer Link

Otras preguntas

what was one result of the pueblo revolt of 1680? A. the Spanish began opening new missions in New Mexico B. Spanish colonizers temporarily lost control of New

mr. kendrick made three deposits to his account in the order: $460, $185 , $240. show how to use the commutative property to find the sum of the deposits ment

“Drew has 50 red, green, and blue marbles. He has six more red marbles than blue marbles and four fewer green marbles than blue marbles. Write and solve an equa

Which is a characteristic of the part of the atom marked “B”? It is very dense. It has a large mass. It is negatively charged. It is where neutrons move.

The cost of 2 baseball bats, one aluminum, one wooden, is $300. If the aluminum bat costs $40 more than the wooden bat, how much does the aluminum bat cost?

When asked to describe resistance you say, "It is an object's ability to accept the flow of current and is measured in ohms." accept the flow of electrons and

If you increase your current quality score of 85% by 7% you will have a score of what ?

I need help with this problem

A dome shaped muscle that moves air through the respiratory tract is the

Story of 8 foot man who lived in curosau