Answer:
-7
Step-by-step explanation:
hope it helps
Answer:
physics- 14
chemistry- 21
both- 0.85
Step-by-step explanation:
pls mark brainlest
Well the answer of 5+4 is nine so a double fact is not possible you have to a have a triple fact 3++3+3 equals 9 which is the sum of
H-3=-12 is the equation.
Then add 3 on both sides to solve for h.
h-3=-12
+3 +3
————-
h=-9
h-3=-12 is the equation and h=-9