System of equations.

8th grade math

{ y = 1/3 x + 2, x = 9

If the starting number is 30 and the rule is "minus five", what is the formula and what is the 20th number in the sequence?

What fraction of an hour is 6 minutes?

How many solutions does this system have? y = 5x - 1 y = - 3x + 7

Evaluate 7/15 + 2/7 and find the L. C. D

Which is true about characterization? A. A playwright always writes directly about a character's traits. B. A play's dialogue can't reveal many clues about characterization. C. Playwrights can reveal characterization both directly and indirectly. D.

Abc bookstore sells new books, n, for $12, used books, u, for $8, and magazines, m, for $5 each. The store earned $340 revenue last month. The store sold 5 more used books than new books, and twice as many magazines as new books.

Which of the following statements best describes the location of - (-2) on a number line? It is 2 units to the right of 0. It is 2 units to the left of 0. It is 2 units to the right of 2. It is 2 units to the left of 2.

The circumference of A circle is 36pi Feet what is the length of the radius of the circle

A 1950 kg car moves with a velocity of 11 m/s. What is its kinetic energy? Joules

John went to the store. He bought 2 t-shirts for $19.99each. The sales tax was 8%. How much is his total with tax?