3 Introduction to Algebra
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Worksheet 1
Using Letters for Unknown Quantities
1. Write an algebraic expression for each of the following.
(a) Add 2 to a
(b) Subtract 5 from b.
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Answer:
a. Add 2 to a :--
a + 2
b. Subtract 5 from b :--
b - 5
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0
Answer:
In the first term, 3x 2, 3 is being multiplied by the variable, so 3 is a coefficient. In the second term, 7x, 7 is being multiplied by the variable, so 7 is a coefficient.Oct 23, 2017
Step-by-step explanation:
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