Simplify the expression and combine like terms.



2 (x+6) + 3x + 4

The measures of two supplementary angles are in the ratio of 4:5. find the number of degrees in the measure of the smaller angle.

Celina measured the height of a window frame as 5.55 feet, but the actual height was 6 feet. What is the percentage of error in Celina's measurement?

Every day Louis buys five more baseball cards to add to his collection. If he already has 25 baseball cards before making any purchases, how many will he have a date 20?

Pamela is doing a probability experiment with a box of colored paperclips comprised of red, green, blue, and yellow paperclips. She is drawing a paperclip at random from the box and records the color before returning the paperclip to the box.

What is the difference between drawing and constuctinh something

The following list shows how many brothers and sisters some students have: 4, 1, 3, 1, 4, 2, 2, 3, 5, 4, 5, 3 State the mode (s).

Francois baked just enough cookies to fill all the orders at his bakery. While the cookies were cooling, a kitchen assistant knocked over a cooling rack and spilled 12% of the cookies onto the floor.

Bone-shaped treats are 5 for $3.50 at Shelley's store and Sarah wants to buy 12. She set up and solved this proportion to find how much they would cost. Describe her error and find the correct solution. 5 3.5 = 12 x 3.5x = 60 x = $17.14

A triangle has sides of 4 and 6. What is a possible length of the third side? The only available answer options are 11, 1, 2, and 3

Solve for f 2 + 1.25 = 10 - 2.75f