tj7262 tj7262
  • 01-02-2017
  • Mathematics
contestada

What's 4x+2y=10

X-y=13

Respuesta :

mohsan573
mohsan573 mohsan573
  • 01-02-2017
X=y+13 then put in above

4(y+13)+2y=10
4y+52+2y=10

6y=-42

divide by 6
y=-7


Now put in X=y+13
x=-7+13
x=6
Answer Link

Otras preguntas

how to find the reciprocal of a mixed fraction
Which selection below has the greatest storage capacity? A. 30 CDs B. 2 DVD DLs C. 7 DVDs D. 1 BD What makes an active heat sink different from a passive hea
a small syringe is used to give a patient 0.23 ml of medication 4 times per day for 4 days. how much medication does he receive over the 4 days
darwin's theory of evolution explain the concept of “survival of the fittest.”
What does kepler's first law state?
the internal pressure of a cylinder with one ounce of liquid r410a which has been sitting in 100 degree truck
Descriptive words and phrases set off by commas, such as the italicized phrase in the following sentence, are called___________. Janet, a very good friend of mi
Which of the following is a rational number? square root of 22, square root of 23, square root of 24, square root of 25
All of the following are assumptions presented by Dalton's atomic theory except that A. atoms combine with other atoms. B. all atoms of different elements are a
Whom does nick try to contact after he finds gatsby's body? A. klipspringer B. meyer wolfsheim C. dan cody D. gatsby's father