Write Expanded Form: Write 2(1+2z) in expanded form.Each term inside the parentheses should be multiplied by 2.2(1+2z)=2×1+2×2z
Multiply Simplified Expression: Multiply to write the simplified expression. 2×1+2×2z=2+4z
Check for Simplification: Check the final expression for any possible simplification. The expression 2+4z is already in its simplest form, so no further simplification is needed.
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