angellovesmovies angellovesmovies

13-01-2015
Mathematics

Answered

what is y=x-7 3x-3y=21 by solving by substitution

Answer :

Johnathanochoa6 Johnathanochoa6

13-01-2015

Ok first you really have plug in x-7 into y
So it turns into 3x-3x-21=21 I'm pretty sure you can figure the rest

Answer Link

Other Questions

Justifying Steps in the Proof of the Pythagorean TheoremIn a proof of the Pythagorean theorem using similarity, what allows you to state that the triangles are

description of wwii tanks technology

Given the function:[tex]\[ f(x) = \sqrt{x^2 - 3x - 10} \][/tex]Evaluate or simplify as needed.

The asteroid 243 Ida has a mass of about [tex]$4.0 \times 10^{16} \, \text{kg}$[/tex] and an average radius of about [tex]$16 \, \text{km}$[/tex] (it's not sphe

Write affirmative (✓) and negative () present continuous sentences.1. they/swim - (✓) They are swimming. - () They are not swimming.2. I/have/lunch - (✓)

The price of a piece of land in Kathmandu was fixed at Rs [tex]$60,00,000$[/tex] at the end of 2020 AD. The price increased by [tex]$10 \%$[/tex] as a consequen

Microwave are a form of electromagnetic radiation with frequency between....

When incorporating buttons, images, and videos on JTNorth's website, what approach should Anders take to ensure these elements contribute positively to the user

Although the campaign between Rutherford B. Hayes and Samuel J. Tilden was bitter, few differences of principle distinguished the candidates. The election produ

8) Qual é a forma interrogativa do Present Continuous para "They" no verbo "to dance"?a) Are they dancing?b) Is they dancing?c) Am they dancing?d) They are danc

You have 5 pounds and 10 ounces of laundry. Your washer has a capacity of 7 pounds. How many more ounces of laundry would you need to make a full load?

What is 3 to the 3rd power times 3 to the 4th power

write a paragraph on my favourite teacher

write a paragraph on my favourite teacher

What different peoples contributed to the cultures of Spain and Portugalit has to be five different peoples

What is 3 to the 3rd power times 3 to the 4th power

What year did the Mayflower sail the ocean blue?

what is the gcf and lcm of 390 and 250

A soccer ball is kicked straight up from the ground with an initial velocity of 32 feet per second. Its height above ground in feet is given by: s(t)=-16t^2 +32

Collect information about working of geyser and prepare a report