They are up and down and left and right
6(-3)-1-51+131=
-18-1-51+131=
-70+131=61
Answer:
h= $3.50
Step-by-step explanation:
$2.50 + 3h = $13
3h = $13 - $2.50
h = $10.50 ÷3
h= $3.50
8x+6-9x= 2-x+4
8x+6+-9x=2+-x+4
(8x + -9x) + (6) = (-x) + (2+4) (combine like terms)
-x+6= -x+6
-x+6+x=-x+6+x
6-6=6-6
0=0