sabrinajpl sabrinajpl

30-04-2020
Mathematics

contestada

Can someone help me with the first one PLEASE SHOW WORK

Can someone help me with the first one PLEASE SHOW WORK class=

Respuesta :

sassyrider02 sassyrider02

30-04-2020

Answer:

y=-7 x=-15/2

Step-by-step explanation:

6x+7y=-9

-4x-5y=5

24x+28y=-9 (Multiply by 4)

-24x-30y=5 (Multiply by 6)

-2y=14

y=14/-2

plug in y, -4x-5(-7)=5

-4x+35=5

-4x=30

x=-30/4

Answer Link

Otras preguntas

which of the following statements is NOT true about social changes during adolescence? which statement BEST describes the process and steps one should know when

which equation is y= 2x ^2 - 8x +9 rewritten in vertex form.

What war ended with the treaty of paris of 1898? a. spanish-american war c. philippine-american war b. russo-japanese war d. cuban war for independence?

What does cardiorespiratory fitness measure?

What did the Free-Soilers oppose? Why?

List three things that form or begin during the second trimester of pregnancy. (1 point)

please help! geometry problem 3!

1. The poem The Long Hill is an allegory for: a. overcoming pain b. childhood c. life d. it’s not a allegory 2. Edwin Brock, author of Five Ways to Kill a Man

what two organ systems do white blood cells belong too?

A ___________ is a word which joins words, phrases or clauses of the same grammatical type.