aminiveal aminiveal

01-12-2020
Mathematics

contestada

3х - 7y = 13
6х + y = 7
Elimination!! Pls help guys

Respuesta :

sallymiguel02 sallymiguel02

02-12-2020

Step-by-step explanation:

(3х - 7y = 13)×-2

6х + y = 7

-6х +14y = -26

6х + y = 7

15y=-19

y=-19÷15=-1.26

6x+-1.26=7

6x=7+1.26

6x=8.26

x=1.37

Answer Link

Otras preguntas

Help with the question on top and explain please

La cancha de tenis La recepción El hotel La recepcionista El balcón La maleta El dinero contante La casa de cambio Las escaleras El cheque de viajero 1

If a = b + 2, then (b - a)⁴ = ?

A rock weighing 98 newtons is pushed off the edge of a bridge 50 meters above the ground. What was the potential energy of the rock before it began to fall?

which helps to maintain a normal range of on Earth.

Choose the word pair that best completes this analogy: estimated : approximate :: A. measurement : volume B. evidence : veracity C. sullied : fresh D. seren

colby has 16 jars of spices.He wants to arrange them in arrays. what arrays could he use to arrange them

Can you describe loyalty in your own words its for a report. Please and thanks!

rebecca bought 1.5 pounds of grapes and paid $3.72. what was the cost per pound of grapes?

Sweating and panting are expamples of which characteristic of life?