Examine the system of equations.

x + 3y = 7,

2x + 4y = 9

which variable would be the most efficient to solve for?

x in the first equation

y in the first equation

x in the second equation

y in the second equation

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

Asap i need it now choose all the answers that apply. sex-linked disorders affect males more than females affect females more than males can be carried by females, without being expressed are always expressed in males are caused by genes carried on the x and y chromosomes

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