SOLUTION: 9x+5y=15 3x-10y=20

Algebra.Com
Question 976777: 9x+5y=15
3x-10y=20

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
9x+5y=15
3x-10y=20
--------------
Multiply the 1st eqn by 2, then add.

RELATED QUESTIONS

Divide: x2 – 9x + 20 ÷ x2 – 16 3x – 15 9x + 36 (answered by AlexxsDad)
Solve by elimination: 1.8x + 11y= 20 5x - 11y= -59 2. 2x + 18y= -9 4x + 18y= -27 (answered by jim_thompson5910)
9x + 45 = 3x... (answered by jim_thompson5910)
2. Divide: x2 – 9x + 20 ÷ x2 – 16 3x – 15 9x + 36 (answered by jim_thompson5910)
Divide x^2 – 9x + 20/ 3x – 15 ÷ x^2 – 16/9x + 36 (answered by stanbon)
(-9x^-5y^-3/-3x^-3y^5)^-3 (answered by Fombitz)
Divide: (x2 – 9x + 20)/(3x – 15) divided by (x2 – 16)/(9x + 36)... (answered by checkley71)
1.8x+3y=3 2.x+y=7 3.4x+2y=0 4.x+y=6 5.6x=7y=26 6.3x-8y=10 7.4x+3y=-4 4x+5y=-23 (answered by )
could you please help me solve this problem? 3x-10y= -25 4x+40y=20 3x-10y= -25... (answered by fners)