Writing expressions with two terms

6 more than 5 times a number x Writing algebraic expression that involves two terms Example 1:- 6 more than 5 times a number x Lets look for phrases in the sentence for which we can already form expression and convert it into algebraic expression. 6 more than 5 times a number x +6 5x 5x + 6

4 times the sum of number y and 7 Example 2:- 4 times the sum of number y and 7. Step1:- Lets look for phrases in the sentence for which we can already form expression and convert it into algebraic expression. 4 times the sum of number y and 7 Expression of the form a+b or a-b include them in bracket x4 (y+7) 4 x (y + 7) In algebra for representing multiplication we use ‘.’ symbol) 4 . (y + 7)

5 less than the product of 3 and a number w Example 3:- 5 less than the product of 3 and a number w Step1:- Lets look for phrases in the sentence for which we can already form expression and convert it into algebraic expression. 5 less than the product of 3 and a number w -5 3w 3w - 5

twice the difference between a number z and 9. Example 4:- twice the difference between a number z and 9. Step1:- Lets look for phrases in the sentence for which we can already form expression and convert it into algebraic expression. twice the difference between a number z and 9. Expression of the form a+b or a-b include them in bracket (z - 9) x2 2x (z - 9) In algebra for representing multiplication we use ‘.’ symbol) 2. (z - 9)

Try these 10 more than 5 times a number z Three times the difference between a number h and 7. 10 less than the product of 7 and a number m