SOLUTION: Given that 19x+7y =5 and 17x +13y=1 . Find the value of 91x+47y

SOLUTION: Given that 19x+7y =5 and 17x +13y=1 . Find the value of 91x+47y

Algebra.Com

Question 1158451: Given that 19x+7y =5 and 17x +13y=1 . Find the value of 91x+47y
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Given that 19x+7y =5 and 17x +13y=1 . Find the value of 91x+47y
---------
You can solve for x & y, then find the value.
-----
Or, you can notice that 3 times the 1st + 2 times the 2nd equation
---> 91x+47y
RELATED QUESTIONS
Given that 19x+7y=5 and 17x +13y=1 . Find value of... (answered by Alan3354)

Find all the zeros (real and complex) of f(x)= 2x^5-11x^4+19x^3-17x^2+17x-6. The final... (answered by stanbon)

Show that the given values of c are zeros of P(x), and find all other zeros of P(x).... (answered by MathLover1)

if P+ 7y+2xy-6x and Q=5-7y find the value of... (answered by algebrapro18)

If P = 7y + 2xy - 6x and Q = 5 - 7y, find the value of 3P - 4Q. (answered by checkley77)

Find the value of k so that (x-5) is a factor of kx^3 - 17x^2 - 4kx +... (answered by josgarithmetic)

Find the largest value of x such that 3x^2 + 17x + 15 = 2x^2 + 21x + 12 - 5x^2 + 17x +... (answered by ikleyn)

find the value of 7y+8 given that... (answered by checkley77)

find value of x and y 1.) 2x+5y=-9 3x-4y=-2 2.) 4x+13y=40 4x+3y=-40 3.) (answered by stanbon)