mike mixed eleven ml of a salt solution with ten ml of a forty two percent acidic solution, to make a forty eight percent acidic solution find the percent concentration of the first solution

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 =

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Hundred and tens tables to make 430 in five different ways