He is incorrect because each number is in a different place and those different places are worth more or less than the other places
Answer:
XY = (5x + 6) + (n + 10)
Step-by-step explanation:
6 because if you multiply 2/3 by 6 it will give 4
Answer:
you would problely need to look it up on google
Step-by-step explanation:
-5(2x+1)-2x-2=17
first, distribute
-10x-5-2x-2=17
combine like terms
-12x-7=17
get the x alone, eliminate the constant
-12x=24
divide out the -12 to get the x alone.
x=-2