The speed limit on a city street is 35 kilometers per hour. Write and graph an inequality to describe a car’s possible speed.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2