Solve the equation using mental math
6 6/7 = n + 5 3/7
a) 12 2/7
b) 6 6/7
c) 5 6/7
d) 1 3/7

Aparallelogram has two side lengths of 5 units. three of its sides have equations y = 0, y = 2, y = 2x. find the equation of the fourth side.

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

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