Answer:
y=0
Step-by-step explanation:
Rewrite Evaluate Powers:
3
Calculate:

Solve using substitution:

Solve the equation for t:
t=-3
t=1
Substitute back to t=3^y
3^y=-3
3^y=1
y∉R

y=0
Math helps with science because you'll need to know the math in order to convert units in science.
Answer:
-150
Step-by-step explanation:
Multiply & Divide left to right

Once again Multiply & Divide

Add & Subtract
Final Answer: 
Answer:1/3
Step-by-step explanation:
gradient equals

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=
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