work out the value of 3x+93x+9 when x=4x=4

asked by guest
on Mar 30, 2025 at 7:23 am



You asked:

Calculate the value of 3x+93 x + 9 when x=4x = 4.

MathBot Answer:

3x+9=213 x + 9 = 21

3x+9=9+3⋅4=9+12=21\begin{aligned}3 x + 9&=9 + 3 \cdot 4\\&=9 + 12\\&=21\end{aligned}


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