falcon9837 falcon9837

14-11-2017
Mathematics

contestada

Use the substitution method to solve.

y=5−3x
5x−4y=−3

Respuesta :

19-11-2017

Well just substitute y (the first equation) into the second equation.
So
5x-4(5-3x)=-3
Then just solve the equation from there.
5x-20+12x=-3
17x=17
x=1
and if you need y, y=2

Answer Link

Otras preguntas

Which of the following are skin cancers? a. contusion, laceration, abrasion b. melanoma, squamous cell carcinoma c. impetigo, herpes simplex, tinea d. wheal

HURRY HURRY HELP!!!!!!! What is the purpose of an effective conclusion? a. to reinforce the primary claim b. to address the counterargument c. to support the

What is the ratio 7 to 12 as a fraction in simplest form?

Suppose the golf ball and the bowling ball have the same speed. which of the two has more kinetic energy?

Would you expect to find any sedimentary rocks on the moon

What is the equation for a line that has an x- intercept of negative six and a slope of negative one over two?

3x^2+7x+j=0 Find all values of j for which the quadratic equation has no real solutions. Write your answer as an equality of inequality in terms of j.

how to complete the pattern 1,4, _, 8,_25 then on the bottom row are the numbers _, 12 , 18 ,51 ,-

can you simplify 183/100 to fraction (it is improper fraction and i need to know if it can be simplified or not)

Name something that is basic, name something that is acidic, and name something that is neutral pH.