If x2 = 40, what is the value of x? a ±80 b ±20 c plus or minus square root 80 c plus or minus square root 40

Agiven line has the equation 2x + 12y = −1. what is the equation, in slope-intercept form, of the line that is perpendicular to the given line and passes through the point (0, 9)? y = ( )x + 9

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut