Question

write an algebraic expression for each item. use x for the variable.
example:
A number times the difference of 58 and 17 x {58-17}
1. a number subracted from 50_____________
2. twice a number added to 189_____________
3. 109 more than a number_________________
4. 99 more than a number _________________
5. a number times the difference of 76 and 39__________________________
6. a number added to 75____________________
7. thrice the number subtracted from 45___________________________
8. 15 more than twice a number __________________
9. 25 less than 3 times the number___________________
10. a number times the sum of the number and 88____________-

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Answer 1

Answer:

So twice a number means 2 x 2x 2x. The sum (use plus symbol) of twice a number and 3 can be written as 2 x + 3 2x+3 2x

coefficient is a number multiplied by a variable. Examples of coefficients: In the term 14 c 14c 14c , the coefficient is 14.

Answer 2

Step-by-step explanation:

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