Back to Write, read, and evaluate expressions in which letters stand for numbers — Problem 4 · Task Set 13

Write, Read, and Evaluate Expressions in Which Letters Stand for Numbers

Show all steps when evaluating expressions. When substituting a value, write it in parentheses.

Grade 6·21 problems·~35 min·Common Core Math - Grade 6·standard·6-ee-a-2
Work through problems with immediate feedback
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Fluency Practice

1.

Evaluate 3x+13x + 1 when x=5x = 5.