How many solutions does the system have? y=6x+2
3y-18x=12

one solution

two solutions

infinitely many solutions

no solution

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?