What is the sum of the addition equation 0.7 + 0.2 = ?

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us