01-02-2017
Mathematics

contestada

What's 4x+2y=10

X-y=13

Respuesta :

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

2x^3 x 8x^8 write the product in simplest form

what happens to the earpiece that allows montag to hear faber

Angle X is the largest angle in triangle XYZ. angle Y is the smallest angle. How does the sum of the measures of angle Y and Z compare to the measure of angle X

can some one help pls

Whole milk can be classified as which type of matter? Whole milk can be classified as which type of matter?

Another word that might be used for something that indicates a spirit world, or something along those lines might be_____. fury magi terra cotta ethereal

what of the slope of the line x=3

Jake is traveling 13 mph in his boat. After 3 hours, how far will he have traveled? A. 4 miles B. 40 miles C. 39 miles D. 14 miles

Angle F has what measurement according to the protractor? A. 40° B. 140° C. 120° D. 60°

Find such a coefficient a for the linear equation ax –y=4, so that the graph of the equation would pass through the point M (3, 5).