Seudónimo Seudónimo
  • 02-02-2017
  • Mathematics
contestada

What is the x-coordinate of the solution to the system of equations?

3x + 2y = 3
2x - 2y = 7

Respuesta :

Lov3TIg3r Lov3TIg3r
  • 02-02-2017
+2y and -2y cancel out. 

5x = 10

divide 5x by 5 and 10 by 5

x = 2

then plug x into on equation to find y. 

3(2) + 2y = 10

6 + 2y = 10

subtract 6 from both sides

2y = 4

divide both sides by 2

y = 2

answer: x = 2     y = 2
Answer Link

Otras preguntas

Why mans cannot do few things in one moment?
A circle has a radius of 9 ft. What is the approximate area of the circle? Use 3.14 to approximate pi. Write the answer to the nearest hundredth.
What is the circumference of a circle with a radius of 2.5 m? A. 2.5π m B. 5π m C. 6.25π m D. 25 π m
solve by substitution y=x+3 y=2x+5
Which process requires an external power source?(1) neutralization (3) fermentation(2) synthesis (4) electrolysis
Two sets of 4 consecutive positive integers have exactly one integer in common. The sum of the integers in the set with greater numbers is how much greater than
Which compound contains only covalent bonds?(1) NaOH (3) Ca(OH)2 (2) Ba(OH)2 (4) CH3OH
What is the position of the element ammonia in periodic table?
how to find volume of a drawing of a piece of cake?
Which sentence does not contain any errors? A. How many is are in the word insisting? B. Our police station's phone number has seven 6's in a row. C. Be sure to