** Final Answer

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** Step-by-step Solution **

** Specify the solving method

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Subtract the values $3$ and $-3$

Learn how to solve simplification of algebraic expressions problems step by step online.

$2x-x+\frac{7x}{2}x$

Learn how to solve simplification of algebraic expressions problems step by step online. Simplify the expression 2x-x+-3(7x)/2x+3. Subtract the values 3 and -3. Combining like terms 2x and -x. Multiplying the fraction by x. When multiplying two powers that have the same base (x), you can add the exponents.

** Final Answer

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