Posted by **jennifer** on Monday, January 7, 2008 at 9:39pm.

if y=5x-2, then -3x=? PLEASE EXPLAIN

a 5x -6

b 15x-6

c 15x+6

d -15-6

e -15x+6

- math -
**Reiny**, Monday, January 7, 2008 at 9:44pm
if y = 5x -2 then

5x=y+2 and

x = (y+2)/5, then

3x = 3(y+2)/5 and

-3x = -3(y+2)/5 which unfortunately is not one of your answers.

Did you make a typo?

did you mean find -3y ???

then it is even easier, just follow my steps.

## Answer This Question

## Related Questions

- Algebra - I need help trying to put the correct vocabulary words when solving ...
- Algebra - I need help trying to put the correct vocabulary words when solving ...
- math - Solve by elimination 5x+y=2 3x+y=1 This is what I got : 3(5x+y=2) -5(3x+y...
- Math - Ms.lynch has 21 coins in nickles and dimes.Their total value is $1.65. ...
- Math to hard please help - Add or subtract (4x^2+15x-3)-(3x^2+5) A. 7x^2+15x-8 B...
- algebra - -15(3+x)=-6x-9 -45-15x=-6x-9 -45-15x+15x=-6x+-15x-9 -45=21x-9 -45=x-9...
- Math - f(x)=13x^2 -15x-14 g(x)=15x^3+14x^2-15x+12 find f(3) × f(10) + f(-7) × g(...
- Math - f(x)=13x^2 -15x-14 g(x)=15x^3+14x^2-15x+12 find f(3) × f(10) + f(-7) × g(...
- Math - William solves the equation 5(3x-2)=15x-2. How many solutions does he ...
- Math - A stunt pilot is testing a new plane. The equation that models his height...

More Related Questions