Answer:
1. To add or subtract rational expressions with unlike denominators, first find the LCM of the denominator. ...
2. Write each expression using the LCD. ...
3. Add or subtract the numerators.
4. Simplify as needed.
Take 215 and divide by 5. P = 43. 43 people can come.
Answer:The term X is a variable that takes the place of any number. ... If X stands for the number 13 then 2 times 13 is equal to 13 plus 13 which gives 26 when added. Similarly 2 multiplied by X results to X plus X which means a number added to itself since multiplication is a repeated addition. So 2X = 2 * X = X + X = 2X.
Step-by-step explanation:hope that helps