reedmerchant0997 reedmerchant0997

12-02-2021
Mathematics

contestada

Solve the problem using ELIMINATION
20x + 2y = 18 10x + y = 9

Respuesta :

Аноним Аноним

12-02-2021

Answer:

Infinitely many solutions.

Step-by-step explanation:

Multiply the second equation by -2, then add the equations together

(20x+2y=18)

−2(10x+y=9)

20x+2y=18

−20x−2y=−18

Add these equations to eliminate x

0=0

Infinitely many solutions.

Answer Link

Otras preguntas

Colors on a physical map might never used to show an areas , or height above sea level

A protein molecule that has become disorganized and lost its shape is said to be

How to do this question by proving the identity?

Under what circumstances does distance traveled equal magnitude of displacement? what is the only case in which magnitude of displacement and displacement are e

what’s 4(4/5)+6-(17•2)

Juliana's doctor has suggested she begin increasing her intake of foods that contain plenty of vitamin D. Which foods might she add to her diet? Tomatoes, stra

When the United States entered World War II in Europe, where were American forces first sent on a major offensive? A. North Africa B. South America C.

What is the difference between analysis and synthesis according to descartes? which does descartes prefer?

If the pk values for phosphoric acid are 2.15, 6.82 and 12.38, _____ would predominate at ph 5 while _____ would predominate at ph 10.

I'm so stuck plz help me!!!