Solve, please: {(3x,-,5y,=,-17),(4x,+,y,=,-15):}

ossidianaZ

ossidianaZ

Answered question

2021-09-09

Solve, please: {3x5y=174x+y=15

Answer & Explanation

Nola Robson

Nola Robson

Skilled2021-09-10Added 94 answers

{3x5y=174x+y=15
Multiply equation (2) by 5
{3x5y=1720x+5y=75
Add equation (3) and equation (1)
23x=92
x=4
Substitute x=4 into the equation (1) and solve for y.
3(4)5y=17
125y=17
5y=5
y=1
Thus, the solution is (4,1).

Do you have a similar question?

Recalculate according to your conditions!

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?