Answer:
7x -1 is correct after combining like terms
Step-by-step explanation:
6+8x-7-x
To simplify algebraic expression we combine like terms
In the given expression
-x or -1x are same
8x and -1x are like terms
6 and -7 are also like terms
8x-1x= 7x
6 - 7 = -1
So 7x -1 is correct after combining like terms
Answer:
total marbles in the box is 600
Answer:
3^2
Step-by-step explanation:
=3^3+3/3^4
=3^6/3^4
=3^6-4
=<u>3^2</u>
7x^8+3x-3
+4x^8+2x+5
=11x^8+5x+2
1/52 because there is only one 7 of hearts in the 52 cards.