Question

for each inequality tell whether the given value is a solution. a.x+8 > 15 x=4 b. 6x __<_ 30 x= -8 c. 4y-7<12 y=-1 d. z+2 _>__4+3z z=2

Answer 1

I'll do the first one. x+8>15
You want to get the letters on one side and numbers on the other. Subtract 8 from both sides.
x>7