If the sum of a number and three is doubled?, the result is seven less than the number. Find the number

Calculate the perimeter of a rectangle with a length of 17.5 cm and a width of 40 mm in cm

Which does NOT show a reasonable estimate of 360 * 439? A 100,000 B 140,000 C 160,000 D 180,000

Simplify the following expression: - 2 x 2 - 1 + 1 x + 1 - 1 x - 1

Elect two ratios that are equivalent to 6 : 10

What is the interquartile range of the data set? {40, 48, 62, 60, 62, 40, 25, 50}

Consider the following system of equations: y = - 2x + 3 y = x - 5 Which description best describes the solution to the system of equations? Lines y = - 2x + 3 and y = 3x - 5 intersect the x-axis. Line y = - 2x + 3 intersects line y = x - 5.

You purchased 8 pounds 10 ounces of candy shop you want to split it equally among 3 classrooms at a local school. How much should each classroom receive

Well Basically, it's kinda a struggle to understand this math your explaining: ( Well, 3/6 = 8/?

An employee gets paid $1,035 each week. How much money will the employee get paid for working 6 weeks? How can you use estimation to check the reasonableness of your answer?

a man divided $9000 among his wife son and daughter. the wife rectwice as much as the daughter and the son received $1000 more than the daughter. how much did each receive.