Which of the following equations have the same solution? give reasons for your answers that do not depend on solving the equations.

a. x + 3 = 5x - 4
b. x - 3 = 5x + 4
c. 2x + 8 = 5x - 3
d. 10x + 6 = 2x - 8
e. 10x - 8 = 2x + 6
f. 0.3 + x/10 = 1/2x - 0.4

The amount of energy it takes to lift a box might be a function of which of the following

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.