gtsaling190 gtsaling190

03-11-2021
Mathematics

contestada

x+y=7

2x+7y=9

solve using elimination
I'll give brainliest

Respuesta :

wizard46 wizard46

03-11-2021

Step-by-step explanation:

7x+7y=7

-2x-7y=-9

7-7 will be Cut

so,

5x=-2

x=-2/5

x=-0.4

7(-0.4)+7y=7

-2.8+7y=7

7y=7+2.8

7y=9.8

y=9.8/7

y=1.4

HOPE IT HELPS!!

Answer Link

Otras preguntas

Analyze the map below and answer the question that follows. Map by Roke According to the map above, which part of Europe is the largest coal-producing reg

what is the main goal of the constitution as stated in the preamble

Here is a rectangle. 4.3 cm 7 cm 7 cm 4.3 cm The 6-sided shape is made from two of these rectangles. Work out the perimeter of this 6-sided shap

A right rectangular prism with square bases has a height of 20 centimeters and a volume of 800 cubic centimeters. Which statements describe the prism? Select t

I need help on this.

Simplify the expression below. 13y + x - 7y

What is the value of w?

Most of New Zealand’s people aredescendants of settlers from what Europeancountry?please answer quick

The bottom part of this block is a rectangular prism. The top part is a square pyramid. You want to cover the block entirely with paper. How much paper do you

A prefab allows you to reuse game objects over and over, while their component data remains intact. (1 point) True False