A solution to a equation is when the variable is substituted fully. That makes the equation true.
Answer: 
Step-by-step explanation:
Given
The tower is at a height of 
the angle of depression is 
Suppose the surfer is x ft away from the base of the tower
Therefore, the surfer is at a distance of 19.31 ft from the base of the tower.
Answer:
[6 12 2]
[0 0 0]
[0 6 2]
Step-by-step explanation:
-7x-5v^4+5+7x^4+5+9x-=
2x^4+2x+10
Answer:
A number cubed plus a 3 times a number squared all multiplied by 2 is equal to 4 times a number.
Step-by-step explanation:
Since we can't say "in parenthesis", we will have to say the expressions in the parenthesis first and then say "all multiplied by 2" to express parenthesis in word form. The rest are pretty straight forward.
