selahjacksonr selahjacksonr

07-02-2021
Mathematics

contestada

What is the answer to: y=-2x-5,4x+3y=15 using substitution to solve it..??

Respuesta :

GeorgePP GeorgePP

07-02-2021

Answer:

Step-by-step explanation:

Plug the first equation into the second

[tex]4x+3(-2x-5)=15\\4x-6x-15=15\\-2x=30\\x=-15[/tex]

y=-2(-15)-5

=30-5

=25

Answer Link

Otras preguntas

Right 247.903 in expanded form

What was one of the main reasons the transatlantic slave trade was so harmful to africa

David rode 2.5 kilometers on his bike Jessie rode 2,050 meters on her bike who rode farther and how many meters

Which of these sedimentary rocks is classified as fragmental or clastic? a. shale b. chert c. limestone d. dolostone

identify each of the cell structures indicated in figure 7-7 and explain its role in the cell. Be sure to indicate the letter that corresponds with each structu

Right 247.903 in expanded form

By law, all tax laws must originate with the A. House of Representatives. B. IRS. C. Senate. D. President.

Ms. Graves gave her class 12 minutes to read. Carrie read 5 1/2 pages in that time. At what rate, in pages per hour, did Carrie read?

6x-9x-4 = -2x-2 What is x?

Grace has $100.She is buying charms for her bracelet that cost $5 each. Write an equation showing the relationship between the number of charms c. she buys an