Answer:

Step-by-step explanation:
So we have:

Distribute:

Combine like terms:

Subtract 12x from both sides:

Add 30 to both sides:

Divide both sides by -16:

And that's our answer :)
Answer:
241,000
Step-by-step explanation:
When multiplying a number with a base of 10 raised to the nth power. Move the decimal point of that number n digits to the right.



Subtract 3t from the equation to get 2t=-7. Multiply by three to find that 6t=-21.
1.3 inches.
You take 650 miles divided by 500 miles per inch.