Which equation is an identity?

A. 6m - 6 = 7m + 9 - m

B. 3w + 8 - w = 4w - 2 (w - 4)

C. 8 - (6v + 7) = - 6v - 1

D. 5y+5 = 5y-6

On a particularly strange railway line, there is just one infinitely long track, so overtaking is impossible. Any time a train catches up to the one in front of it, they link up to form a single train moving at the speed of the slower train.

Jonathan bought a new computer for $1,728 $ 1, 728, using the electronics store's finance plan. He will pay $96 $ 96 a month for 18 18 months. Which equation can Jonathan use to find out how much money he still owes after each month of the plan?

Rhombus RSTU has vertices R (-1, 6), S (3, 7), T (2, 3), and U (-2, 2). If it's translated under the rule (x, y) LaTeX: / longrightarrow ⟶ (x+5, y-3), what is the coordinate for R'?

Solve this literal equation 2x=4a+2b

Find the value of cos 315 degree

Is ΔWXZ ≅ ΔYZX? Why or why not? Yes, they are congruent by SAS. Yes, they are both right triangles. No, the triangles share side XZ. No, there is only one set of congruent sides.

Determine whether the given value is a statistic or a parameter. In a study of all 1580 seniors at a college comma it is found that 40 % own a television. Choose the correct statement below.

Which of the following is an advantage to using equations? (A). When given two names for the same quantity, you can use algebra to solve the equations (B). You can forget what an equation represents when it is used by itself. (C).

what is the measure of an angle, if three subtracted from twice the supplement and the result is 297 degrees?

Claire is 1 year older than Maxine, who is 1 year younger than Alex, who is 3 years older than Kylie, who is 2 years younger than Jacob, who is 13. How old is Claire? Show your work.