Math Answers

The difference of a number and 6 is the same as 5 times the sum of the number and 2. What is the number?

Use the matrix method (together with elementary row transformations) to solve the following:

2x −y +3z = 2

x +2y −z = 4

−4x +5y +z = 10

According to a report from the research for Studying Health System Change, 20% of South Africans delay or go without medical care because of concerns about cost. Suppose that 8 individuals are randomly selected. (a) What is the probability that two individuals will delay or go without medical care? (2) (b) What is the probability that at most two individuals will delay or go without medical care? (3) (c) What is the probability that at least seven individuals will delay or go without medical care? (3)

1. In the context of choosing a "whole", explain when a "fifth is not always equal to a "fifth". Give an example.

2. Use the number 73 562 to the nearest multiple of 1 000

sipho has a piece of string that is exactly 3m long. He want to divide it equally among 3 friends. illustrate with the number line what each of the string will each one receive

Convert (√3,-1)into polar coordinates (r,0) so that r≥0 and 0≤0<2π

When in CAPS do learners start learning the base 10 place value system?

Elena in the glass art m the problem has forms

500-256+650-256×2

=500+650-256-256×2

=1150-512×2

=1276 juice box and water bottle

Mark learners work and explain why the answer is right or wrong

4.1.3. what is the learner challenge?

Rihanna ostrich clinker has to take three step to keep up with every step taken by her mother how many step must learn kathak when the mother takes six steps

phumzile is 6years younger than her brother Pete how old is speed when punzalan is 25 years old