naomiloveskpop naomiloveskpop

03-04-2019
Mathematics

contestada

if -2x+3=7 and 3x+1=5+y,the value of y is

Respuesta :

wolfbaby109 wolfbaby109

03-04-2019

Answer:

X= -1

Step-by-step explanation:

If (x,y) = (-1, -4), you have 5(-1) - 3(-4) = 7 and -3(-1) - 5(-4) = 23, both of which are true statements. So x = -1.

Answer Link

Otras preguntas

La famille voyage à 00:50 pour aller à la montagne. 1. treize heures moins dix 2.minuit moins dix 3.midi moins dix 4.une heure moins dix

hey anyone may you please help me with this question please really quick

What element is undergoing reduction (if any) in the following reaction? Zn(s) + 2 AgNO3(aq) → Zn(NO3)2(aq) + 2 Ag(s) Zn goes from 0 --> +2 Ag from +3 -->

How does carbon-14 help scientists determine the age of a fossil?

Word Problem Alexis has a steady babysitting job over the summer. She starts out with $50 by the end of the first week and earns $30 each week. She thinks it wi

Use the Quadratic Formula to solve x2 + 20x + 98 = 0

What is the difference between xylem and phloem?

least common multiple of 10 and 15

1. The codons that signal the end of a polypeptide chain are called 1. promoters. 2. introns. 3. exons. 4. terminators. 2. Which of the following occurs aft

Complete this statement: A polygon with all sides the same length is said to be ______. a.regular b.equilateral c.equiangular d.convex