Tom sold half of his comic books and then bought six more. he now has 12. how many did he begin with?

1.3z+1.5=5.4 what is z

What is the equation of a line perpendicular to y=7/6x+4

A set of equations is given below: Equation C: y = 3x + 7 Equation D: y = 3x + 2 Which of the following best describes the number of solutions to the given set of equations? One solution Two solutions Many solutions No solution

2.4√10 + √10 combine the radical below

As part of his fitness program sam wants to run as total of more than 20 miles this week. he has already run 14 miles. there are 2 days remaining in the week.

Beths summer lasted 87 days. At the beginning of her vacation she spent sometime at the soccer camp 5 days at her grandmother's house and 13 days visiting glacier national park with her parents. She then had 48 vacation days remaining.

What is equivalent to 9x - 12 = 36

Maya is asked to find the GCF of each term in the expression 32 x y minus 18 y. Her work is shown below. Factors of 32xy: 1, 2, 4, 8, 16, 32, x, y Factors of 18y: 1, 2, 3, 6, 9, 18, y GCF: (1) (2) (x) (y) The GCF is 2 x y.

7. Find the circumference of a circle if the area is 300 square centimeters. A. 84.74 cm B. 9.77 cm C. 56.25 cm D. 61.38 cm

What is the a-value of the function, then determine if the graph opens up or down f (x) = 2 (x+3) 2+4? Question 4 options: a = 2, opens up a = 2, opens down a = 4, opens up a = 4, opens down Let f (x) = 4x2-5.