To simplify the expression \( 4x + 8x \), you can combine like terms. Since both terms include \( x \), you can add their coefficients:
\[ 4x + 8x = (4 + 8)x = 12x \]
Thus, the answer is:
A: 12x
Simplify 4x + 8x using the properties of operations.
A: 12x
B: 4 + 8x
C: 4x + 8
D: 12x to the 2nd power
To simplify the expression \( 4x + 8x \), you can combine like terms. Since both terms include \( x \), you can add their coefficients:
\[ 4x + 8x = (4 + 8)x = 12x \]
Thus, the answer is:
A: 12x