Find the solution to the system of equations by substitution. x – 6y = -38-5x – 7y = -32

Find the slope of the line through the given points. If the slope is undefined, so state.(3, 1) and (3, -2)

Solve the inequality.8c + 1 ≤ 7c + 6

Determine if the relation illustrated is a function. Give the domain and range of the function or relation.{(11, -2), (-5, -1), (-5, 0), (-4, 1), (4, 3)}

Determine the slope and the y-intercept of the graph of the equation.-x + 12y = 120

Determine whether the two given lines are parallel, perpendicular, or neither.-5x + 3y = 6y = x + 6

Evaluate the function for the indicated value.f(x) = ; find f(-3)

Solve the inequality and give the solution in interval notation.-21r – 15 ≤ -3(6r + 7)

Determine the solution to the system of inequalities.y ≤ 3x + 1y > x

Solve the system of equations using the elimination method. 2x + 4y = -10-2x – 10y = 28