What is 5.50 x (20 + 18.50)?

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?