Solving Equations—Quick Reference - Algebra-Class.com

← Back to document page

Solving equations quick Reference Integer Rules Distributive Property Examples Addition: 3(x+5) = 3x +15 Multiply the 3 times x and 5. If the signs are the same, add the numbers and keep the sign. -2(y 5) = -2y +10 Multiply 2 times y and 5. If the signs are different, subtract the num- 5(2x 6) = 10x 30 Multiply 5 times 2x and 6. bers and keep the sign of the number with the largest absolute value. Solving equations Study Guide 1. Does your equation have fractions? Subtraction: Add the opposite Yes Multiply every term (on both sides) by the Keep Change Change denominator. Keep the first number the same. No Go to Step 2. Change the subtraction sign to addition. 2. Does your equation involve the distributive property?

Copyright © 2009 Algebra-class.com Writing Equations—Quick Reference If you know the slope (or rate) and the y-intercept (or constant), then you can easily write ...

  Reference, Class, Solving, Equations, Quick, Slope, Algebra, Algebra class, Solving equations quick reference algebra class