kaitlyngilbertor5iyq kaitlyngilbertor5iyq

08-06-2017
Mathematics

contestada

What is the solution of this system of equations: 5x=-10-5y; 5x+10y=-25

Respuesta :

Lieuvan119 Lieuvan119

08-06-2017

5x=-10-5y
Add 5y for both side
5x+5y=-10
-
5x+10y=-25
=
-5y=15
Divided -5 for both side
y=-3
5x+10y=-25
5x+10(-3)=-25
5x-30=-25
Add 30 for both side
5x=5
Divided 5 for both side
x=1. Hope it help!

Answer Link

Otras preguntas

A typical analog cell phone has a frequency of 850 mhz; a digital phone a frequency of 1950 mhz. compared to the signal from an analog cell phone, the digital s

(0,-4),(1,0),(2,2) find a quadratic function in standard form for each set of points.

I have 6 questions from newtons first law, Second law and third law topic.

Question 1 In your best writing, showing what you have learned about ideas and organization, explain how you have decided to organize your electronic portfoli

if we have 2000 grams we have

Find the amount accumulated after investing a principle P for T years at an interest rate compounded annually. P= $3,200 r=8% t=4 Hint: A=P(1+r/k)^kt

Why were the Spanish explorers interested in conquering the aztec and inca empires?

identify at least two similes in the poem, and discuss their possible meanings/

Mathematics Inclined Week #1: Difficult Category Problem: Prove, by mathematical induction, that: [tex]1(1!) + 2(2!) + 3(3!) + ... + n(n!) = (n + 1)! - 1[/tex]

how did World War 1 and the Treaty of Versailles affect economies around the world?