princessbrianna113 princessbrianna113

03-12-2021
Mathematics

contestada

2x-3y=9. -5x-3y=30 elimination

Respuesta :

robertphilemon73 robertphilemon73

03-12-2021

7x=-21

x=(-21÷7)

x=-3

then

2x-3y=9

(2×-3)-3y=9

-6-3y=9

-3y=9+6

-3y=15

y=(15÷-3)

y=-5

Answer Link

Otras preguntas

18tons 42 pounds divided by 3 = ____tons ____pounds

Help please I have to Asher as I did because it's the A

Can some one help me solve this?

Which description of Alexander Hamilton is correct? A. the commander of British troops in the South who lost the Battle of Yorktown B. a young officer on Washin

A customer went to a garden shop and bought some potting soil for $12.50 and 6 shrub. If the total bill was $71.00 how Mich did each shrub cost if they all cost

Which device was first used in warfare during the Civil War, allowing for greater communication between generals and to members of press?

what number has 2 more tens than 40 and the same number of ones as 18?

Buddhism is the main religion of India. A. True B. False

What was the office of the two men who held the executive power of the Roman Republic and commanded the army

Which American general captured two cities in northeastern Mexico before the Mexican-American war was officially declared? Commander John Sloat General Zachary