hiimmegzzzzzzzzzzzzz hiimmegzzzzzzzzzzzzz

16-05-2017
Mathematics

contestada

3x-y=-2 y=2x+3 solve by subtitution

Respuesta :

16-05-2017

3x-y=-2
y=2x+3
substitute y into first equation
3x-(2x+3)=-2
distribute
3x-2x-3=-2
add
x-3=-2
+3 both sides

x=1
solve for y
y= 2 (1)=+3
y=2+3

y=5

Answer Link

Otras preguntas

lapita pottery featured what type of designs

How did Christianity reach Axum?

Part A: Explain why the x-coordinates of the points where the graphs of the equations y = 4−x and y = 2x + 3 intersect are the solutions of the equation 4−x =

In John Steinbeck’s “The Turtle,” what do the seeds represent in the story? A) obstacles B) trouble C) possibility D) refuge

Over the first five years of owning her car, Gina drove about 12,700 miles the first year, 15,478 miles the second year, 12,675 the third year, 11,850 the fourt

12. Adverbs can modify all of the following except A. adjectives. B. nouns. C. verbs. D. other adverbs. i think is B just trying to see if im

How should you mark the first footnote of your research paper in the body of the paper? A. in italics at the end of the sentence: ( 1 ) B. in superscript at e

Warburton corporation has two divisions: alpha and beta. data from the most recent month appear below: alpha beta sales $222,000 $229,000 variable expenses $51,

What is the central idea of Quindlen’s essay? Do you feel your American identity relates to her central idea?

i need to solve these proplem , i should find the value of the happy face and sad face please i need help