Simplify:

a + 4b - 2ab + 7b - 5a + 3ab

What dose quotient mean

Merl is a Canadian exchange student in China, and he currently has 12,000 yuan in his bank account. If the exchange rate changes from 1 Canadian dollar = 6.64 Chinese yuan to 1 Canadian dollar = 6.

Find the slope of the line whose equation is 3x - 4y = 7.

Pedro simplified 4/7 5/8 his work is shown below identify where he made his error

What is the mean of the data set? {96, 84, 92, 96, 100} Enter your answer in the box. Round to the nearest tenth.

How many signs can be used to mark an inequality

Which data set best represents a normal distribution? A. 2, 3, 3, 4, 4, 4, 5, 5, 6 B. 3, 4, 5, 6, 6, 7, 7, 7, 8, 8, 9, 10 C. 0.9, 1.0, 1.0, 1.1, 1.1, 1.1, 1.2, 1.2, 1.3 D. 4, 4, 4, 5, 5, 6, 7, 7, 8, 8, 8 E. 2, 4, 5, 5, 6, 6, 7, 7, 7, 8, 8, 9, 9, 10

How do i round off 7.2+12.07+9.49 to the nearest whole number

69.08 rounded to the nearest hundredth

Tan 64 degrees = height / 75 ft