Question

Which equation has no solution?
7v +2=8v-3
3x-5=3x+8-x
4y+5=4y-6
7z+6=-7z-5

Answer 1

look for the equation where the variable drops out

Answer 2

if the x's are the same on both side of the = and the same sign but have different effects being exerted on them (ie x+1=x-2) the equation is not solvable

Answer 3

устрашающий!

Answer 4

het hes wrong thats not an option >:P

Answer 5

try each one and see where the variable drops out ... dont count on others to do your homework

Answer 6

i dont i have been stuck for a while. test timer runs out. :P