 By Rhonda Huettenmueller

Your technique to learning ALGEBRA!

Trying to take on algebra yet nothing's including up?

No challenge! consider Algebra Demystified, moment variation and multiply your probabilities of studying this crucial department of arithmetic. Written in a step by step layout, this functional advisor covers fractions, variables, decimals, destructive numbers, exponents, roots, and factoring. recommendations for fixing linear and quadratic equations and purposes are mentioned intimately. transparent examples, concise reasons, and labored issues of whole ideas make it effortless to appreciate the fabric, and end-of-chapter quizzes and a last examination support toughen learning.

It's a no brainer!

You'll learn the way to:
• Translate English sentences into mathematical symbols
• Write the unfavorable of numbers and variables
• issue expressions
• Use the distributive estate to extend expressions
• resolve utilized difficulties

Simple adequate for a newbie, yet difficult sufficient for a sophisticated scholar, Algebra Demystified, moment variation is helping you grasp this crucial math topic. It's additionally the precise source for getting ready you for better point math periods and faculty placement tests.

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Extra resources for Algebra DeMYSTiFieD (2nd Edition)

Example text

Recall that we perform division with fractions by rewriting the problem as a multiplication problem. That is, we use the following rule: a b c d = a c a d ad ÷ = ⋅ = b d b c bc DeMYstiFieD / algebra DeMYstiFieD / Gibilisco / 000-0 / Chapter 1 Chapter 1 F r a C t i o n s EXAMPLE 3 31 = 125 10 3 7 5 = 10 7 10 5 50 ÷ = ⋅ = = 2 218 3 5 3 7 21 PRACTICE Convert the mixed number to an improper fraction and then simplify the compound fraction. 1. 183 = 2 31 2. 7 16 2 3 1 = 3. 1154 = 141 4. 5 21 = 3 5. 2 21 1 2 = ✔SOLUTIONS 1.

3 + = = = 7 7 7 7 3. 1+ DeMYstiFieD / algebra DeMYstiFieD / Gibilisco / 000-0 / Chapter 1 Chapter 1 F r a C t i o n s To subtract a fraction from a whole number, we multiply the whole number by the fraction’s denominator and then subtract the fraction’s numerator from this product. The difference will be the new numerator: W− a Wb − a = b b EXAMPLE 2− 5 (2 ⋅ 7) − 5 14 − 5 9 = = = 7 7 7 7 PRACTICE Find the difference. 1. 1 − 1 = 4 2. 2 − 3 = 8 3. 5 − 6 = 11 4. 2 − 4 = 5 ✔SOLUTIONS 1. 1 − 1 (1⋅ 4) − 1 3 = = 4 4 4 2.

5 121 − 3 83 ✔SOLUTIONS 1. 2 73 + 121 = 17 3 34 21 55 13 + = + = = 3 14 7 2 14 14 14 11 2. 2 165 + 112 = 37 23 111 92 203 11 + = + = = 4 48 16 12 48 48 48 3. 4 56 + 123 = 29 5 29 10 39 13 + = + = = = 6 21 6 3 6 6 6 2 4. 3 49 − 161 = 31 7 62 21 41 − = − = = 2 185 9 6 18 18 18 5. 2 43 + 5 11 5 33 10 43 = + = + = = 3 127 6 4 6 12 12 12 6. 4 23 + 2 51 = 14 11 70 33 103 + = + = = 6 13 15 3 5 15 15 15 7. 5 121 − 3 83 = 61 27 122 81 41 17 − = − = = 124 12 8 24 24 24 Multiplying Mixed Numbers When multiplying mixed numbers we first convert them to improper fractions before multiplying.