Which is the correct algebraic expression after combining like terms? 6+8x-7-x

7x-1

Step-by-step explanation:

6+8x-7-x

Combine like terms

8x-x +6-7

7x-1

do you mean add both of the equations together

because if you do the answer is 10x-5

step-by-step explanation:

3,6 and 7.

step-by-step explanation:

a) unit place of 37 is 7

so the unit place of cube of 37 will be

7³= 343=3

the answer is 3.

b) unit place of 56 is 6, so the unit place of cube of 56 will be

6³= 216=6

the answer is 6.

c) unit place of 133 is 3, so the unit place of cube of 133 will be

3³= 27= 7.

the answer is 7.