2x+10y=20 -x+4y=28
Solve this system of linear equations by elimination. Substitute 3x+4 into the bottom equation

Adriano loves anime and collects toys from his favorite series.each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

What is the size of the matrix resulting from

Write an algebraic expression for the word expression the quotient of c and 8