Seudónimo Seudónimo

03-04-2017
Mathematics

contestada

algebra help pleaseee

algebra help pleaseee class=

Respuesta :

03-04-2017

Multiply botton row by -2
2x-3y= 13
-2x-4y=8
X' cancel
-7y=21
Divide by -7
Y= -3

2x-3(-3)=13
2x+9=13
-9. -9
2x= 4
X= 2

Answer Link

Otras preguntas

Identify the percent rate of change in exponential function y=(0.9)

Erin wants to fill the jewelry box with beads. One package of beads is 120 cubic inches. How many packages of beads should Erin purchase to fill the jewelry box

A 80kg astronaut is training in human centrifuge to prepare for a launch. The astronaut uses the centrifuge to practice having a 3.16g force (3.16 times his own

I need help making a proof for geometry! Here is the question I really need help on this question my marking period ends soon! There are 2 parts I have to make

Please answer question in screen shot

arah walks 3.1 kilometers on Monday and 1.35 kilometers on Tuesday. On Wednesday she walks 2.4 times as far as she walked on the previous two days combined. How

this polygon has an area of 72 square centimeters what is the height of the parallelogram

draw a smiling face if you consider it as aeustress and sad face if it cause distress 1. choosing a gift for a friend

find the volume for the shape below

Make a title about the short paragraph and write a statement that is your own opinion about the paragraph