Solving One Step Problems

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Algebra

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Multiplication Expressions :Multiplication Expressions


Definitions :Definitions Product – the answer to a multiplication problem. Times – multiply.


Word Phrases :Word Phrases The product of 5 and a number c Seven time a number t 6 multiplied by a number d 5 x c or 5c 7 x t or 7t 6 x d or 6d


Placement Rule :Placement Rule Always write the variable after the number. b x 6 write 6b


Write an algebraic expression :Write an algebraic expression 24 multiplied by a number Product of 32 and a number 300 times a number 24n 32n 300n


Using parentheses :Using parentheses 4 x b 4 (b) (4) b (4b)


Solving One Step Equations using Multiplication and Division :Solving One Step Equations using Multiplication and Division Step 1 – look at the equations to see what operations needs to be done to get the variable by itself and perform the OPPOSITE OPERATION 2x = 10 To get the x by itself the OPPOSITE of multiplication is division _____ _____ 2 2 2 / 2 = 1 so you can cross it out. The x is left. 10 / 2 = 5 x = 5


Solving One Step Equations using Multiplication and Division :Solving One Step Equations using Multiplication and Division 5x = 20 5 5 x = 4 20 / 5 x x x x x x x x x x x x x x x x x x x x There are 4 groups of 5 So, 20 / 5 = 4


Try These on Your Own :Try These on Your Own x + 7 = 10 x + 10 = 15 x – 4 = 12 x - 10 = 23 3 16 5 33


Try These on Your Own :Try These on Your Own 3x = 12 4x = 20 2x = 12 5x = 10 4 5 6 2