7.)-4x-17 is less than or equal to 19
a local hamburger shop sold 577 hamburgers and cheeseburgers
on Tuesday. they sold 73 fewer cheeseburgers than hamburgers.how many hamburgers did they sell?
9.)a=1/2h(a+b) h is the height of a trapezoid, and a and b are the lengths of the upper and lower base.solve for a
10.)The length of a rectangle is 2 inch longer than its width. if the perimeter of the rectangle is 40 inch find its area.
11)solve for x.
triangle with degrees of : x degree,89 degree and 149 degree, what is x degree.
Some problems on simple equations in one variable.