Y=2x + 3 , y=2x - 1, the system has how many solutions? ​

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Maurice has 54 fewer comic books than rebecca.they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds.then use the distributive property and mental math to evaluate the expression.