Question

Which expressions are equivilent to x+x+x+2

A. 3x+2
b. 32x
c. 3(x+2)
d. 2(x+1)+x
e. 5x

Answer 1

A. 3x + 2

Explanation:

x + x + x + 2

= 3x + 2

we cant write 5x bcuz

we shouldn't add 3x and 2