$5\ =\ 10\ -\ x\$  

 $9\left(x\ -\ 4\right)\ -\ 7x\ =\ 5\left(3x\ -\ 2\right)$  

 $\left(\frac{3}{4}\right)x\ =\ 18\$  

 $68\ =\ \frac{1}{5}\left(20x\ +\ 50\right)\ +\ 2\$  

 $3x\ +\ 9\ =\ 2\ +\ 3x\$  

 $16x\ +\ 16\ =\ 4\left(4x\ +\ 4\right)$  

A(n) ___________________ is a statement that two expressions are equal.

A(n) ____________________ is the value that make an equation true.

___________________ operations are two operations that undo each other, such as addition and subtraction.

 $50h\ =\ 190\ -\ 45h\$  

You and your friend are driving towards each other. The equation given represents the number of hours until you meet. When will you meet?

Movie streaming for Company A costs $1.50 per movie plus a $15 sign up fee. Company B is free to sign up but each movie costs $2.25. How many movies does it take to spend the same amount with each Company?

 $a\left(2x\ +\ 3\right)\ =\ 9x\ +\ 15\ +\ x\$  

For what value of a is the given equation an identity?

Eating one serving of granola provides 4% of the protein our bodies need daily. You must get the remaining 48 grams from other sources. How many grams of protein is needed daily?