Wednesday

March 4, 2015

March 4, 2015

Posted by **JOHN** on Wednesday, March 7, 2007 at 2:07pm.

4x+2y=74

y+

What does the y+ signify? Are you supposed to solve for y?

Try doubling the first equation, giving you

2x + 2y = 60

and then subracting the second equation from that.

-2x = -14

Solve that easily for x, and then substitute that x in any equation to get y.

**Answer this Question**

**Related Questions**

algebra2 - solve the systems of equation: First : 4x-2y = 2 Second: y = -4x-7 ...

algebra2 - solve the equation: First: x + 3y = 5 Second: 3x - y = 5 should i use...

Algebra - To solve the system of equations, which expression could be ...

math - 3/4x-2/5y=2 1/2x-3/5y=-2 im having trouble re aranging the y and the x ...

Exponents and Logs (Math) - Solve for x: 2^(-x+1) = 4(8^x) I try isolating the 4...

Math - Find X 27^4x-2=243^3x=6 Please Explain Thanks Is this a repeat of the ...

math-volume - I'm confused with how to solve this problem, so help would be ...

physics - Two identical small spheres possessing charges q1 and q2 are separated...

math - just an algebra question. how would you solve: (3x^2 +5)(3x^2 +5) ^ means...

algebra - 5x-2y=-5 y-5x=3 substitution Substitute 5x +3 for y in the first ...