Please help! Will give medal! Please.
1. Simplify the following expression and justify each step in your simplification.
5(7-x)+6x(3x+4)

2. A laptop advertisement states that internal parts operate at 55 degrees Celsius plus or minus 15 degrees. Write an absolute value equation to represent the situation. Then solve the equation and write it as a compound inequality. State the meaning of the solution.

3. Write an equation of a line that goes through point (4, -5) and is parallel to line y= 2x+8. Show all work.

4. Evaluate the expression for the given value of the variable.
|-4b-8| + |-1-b^2| + 2b^3; b=-2

Question

Please help! Will give medal! Please. 
1. Simplify the following expression and justify each step in your simplification.
5(7-x)+6x(3x+4)

2. A laptop advertisement states that internal parts operate at 55 degrees Celsius plus or minus 15 degrees. Write an absolute value equation to represent the situation. Then solve the equation and write it as a compound inequality. State the meaning of the solution.

3. Write an equation of a line that goes through point (4, -5) and is parallel to line y= 2x+8. Show all work.

4. Evaluate the expression for the given value of the variable.
|-4b-8| + |-1-b^2| + 2b^3; b=-2