In January, it snowed 21 inches. In April, it snowed 0.75 inches. How many more inches did it snow in January than in April

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Which of the following parabolas opens down?

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.