Brotality Brotality

03-05-2018
Mathematics

contestada

Consider the following system of equations:

2x + 3y = 45
x + y =10

What is the x-value of the solution for this system?

Respuesta :

12478ilp 12478ilp

03-05-2018

Y=-x+10
2x+3(-x+10)=45
2x+-3x+30=45
2x+-3x=15
-x=15
X=15

Answer Link

Otras preguntas

The copper wire and bulb is connected in a series with 220 V electric supply. Why only an electric bulb glows where as the copper wire remains the same.Give REA

Which sentence correctly forms the plural of the letter c? A.How many c's are in accordion? B.How many cs'

Which sentence correctly forms the plural of the letter R? A. Three R's make up her initials.

Consider the relation {(–4, 3), (–1, 0), (0, –2), (2, 1), (4, 3)}.Graph the relation.State the domain of the relation.State the range of the relation.Is

what is a similar quote for Romeo and Juliet "my bounty is as boundless as the sea . My love as deep , the more i give to thee , the more i have , for both are

Convert 79 oz to _____ g Round answer to the nearest whole gram.

Ratio equal to the ratio given 12:7

Ratio equal to the ratio given 12:7

Patrick ate 3/5 of a small pizza on Friday night. For lunch on Saturday , he ate 1/2 of the leftover pizza. How much pizza did he eat for lunch on Saturday?

What is one fact about xuchal