Simplify (6+5x) + (7x+3)

A. 8x+13

B. 13x+8

C. 12x+9

D. 9x+12

David made 10 batches of muffins. He used 2/3 cup of milk in each batch. How much milk did David use?

Light travels at a speed of 1.86 x 10^5 miles per second. If a light year is the distance that light travels in one year how many miles are in a light year?

Each square on Jackson's chessboard is 13 square centimeters. A chessboard has 8 squares on each side. To the nearest hundredth, what is the width of Jackson's chessboard?

14 percent of what number is 0.1

What is the value of n such that the expression x² + 11x + n is a perfect square trinomial? a. 11. b. 25. c. 30. d. 25. e. 36

If you wanted to make the graph of y = 7x - 14 steeper, as well as shift the y intercept of this line up, which equation could you use? A. y = 5x - 18 B. y = 9x - 10 C. y = 5x - 10 D. y = 9x - 18

5x-7=4x-1 how to solve

5x=29x what is the value of x

Simplify and evaluate. 5*10-2

Add 1/7+7/10 as a fraction in simplest form