Boost Your Pre-Algebra Skills with Examples and Solutions

High School
Algebra
Pre-Algebra

To calculate: Thesolution set of the equation $6 t (21 + 1) = 5 - 5 t$ .

Halkadvalseln 2021-11-12

Change the mixed expressions to fractions.
$y + \frac{2 y^{3}}{x^{3} - y^{3}}$
1) $2 y^{4}$
2) $\frac{x^{3} y + 2 y^{3} - y^{4}}{x^{3} - y^{3}}$
3) $\frac{2 y^{3} + y}{x^{3} - y^{3}}$

signokodo7h 2021-11-12

To calculate: The solution for the system of equations $5 x^{2} + y^{2} = 14$ and $x^{2} - 2 y^{2} = - 17$ . If the system does not have a unique solution, determine whether the system is inconsistent, or the equations are dependent.

meplasemamiuk 2021-11-12

Explain the difference in the process to clear fractions between the two equations.
$\frac{x}{3} + \frac{1}{2} = 1 and \frac{3}{x} + \frac{1}{2} = 1$

pro4ph5e4q2 2021-11-12

In the following exercises, identify the equivalent fractions.
Which of the following fractions are equivalent to $- \frac{13}{6}$ ?
$\frac{13}{6}, \frac{13}{- 6}, \frac{- 13}{- 6}, \frac{- 13}{6}$

vousetmoiec 2021-11-12

A supermarket polled 1,000 customers regarding the size of their bill. The results are given in the table below.
$\begin{array}{cc} Size of Bill & Number of Customers \\ b e l o w $ 20.00 & 209 \\ $ 20.00 - $ 39.99 & 115 \\ $ 40.00 - $ 59.99 & 184 \\ $ 60.00 - $ 79.99 & 174 \\ $ 80.00 - $ 99.99 & 195 \\ $ 100.00 o r a b o v e & 123 \end{array}$
Use probability rules (when appropriate) to find the relative frequency with which a customer's bill is as stated. (Enter your answers as fractions.)
(a) less than $40.00
(b) $40.00 or more

n2z1emldk 2021-11-12

Express each repeating decimal as a fraction.
a) 5.23
b) 1.37
c) 2.135

Virginia Caron 2021-11-12

$5 \frac{1}{5} + 2 \frac{2}{4}$

klytamnestra9a 2021-11-12

To calculate: The partial decomposition of $\frac{2 x^{3} - x^{2} + 8 x - 16}{x^{4} + 5 x^{2} + 4}$ .

Susan Munoz 2021-11-12

In the following exercises, use a model to add the fractions. Show a diagram to illustrate your model.
$\frac{1}{6} + \frac{3}{6}$

Carolyn Moore 2021-11-12

Simplify
$- \frac{9}{4} (\frac{1}{2}) + \frac{\frac{3}{4}}{\frac{5}{6}}$

kolonelyf4 2021-11-11

To calculate: The height of the right circular cone.

parthe0o 2021-11-11

Whether the statement “The equation ${(x + 1)}^{2} = 9$ is equivalent to $x + 1 = \pm 3$ " is true or false.

vadulgattp 2021-11-11

Find the point on the line y = 3x + 4 that is closest to the origin.

texelaare 2021-11-10

When finding the nth term in an arithmetic sequence, how do I solve a sequence with fractions? For example ${- 4 \frac{4}{5}, - 1 \frac{3}{5}, 1 \frac{3}{5}, 4 \frac{4}{5} \dots}$ When $4 \frac{4}{5}$ is the 4th term what would the seventh term be and why is the final answer $\frac{72}{5}$ ?

inlays85k5 2021-11-09

Solve algebraically for x
$- \frac{2}{3} (x + 12) + \frac{2}{3} x = - \frac{5}{4} x + 2$

Amari Flowers 2021-11-08

What mathematical concepts or principles did you apply in adding or subtracting the fractions?

generals336 2021-11-08

State Fundamental Principle of Fractions.

Getting your pre Algebra solved becomes much easier when you have all the answers to your questions by taking a closer look at the various examples dealing with Pre-Algebra subjects. We have intentionally collected the list of pre-algebra equations and various solving equations with decimals problems to help you see various examples that explain how certain solutions are found. Still, if something sounds unclear or you are concerned about some solution that has been provided, approach pre-algebra with reverse engineering approach (going backwards).

Pre-Algebra