Select the correct answer.
Which sentence correctly compares temperatures?

Twelve less than a number is at most 20

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.