Ejercicio 1
\[4x = 2\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 2
\[3 ( 4x - 9 ) = -171\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 3
\[\frac{2}{85} ( \frac{5}{2}x + \frac{1}{2}) = \frac{-2}{5}\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 4
\[\frac{-36}{137} ( \frac{5}{4}x - \frac{9}{5}) = \frac{2}{5}\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 5
\[\text{Maria saves the same amount of money each week. After 7 weeks, she has saved 63 dollars. How much does she save per week?}\]
\[\textit{(Write the mathematical equations that solve this problem and solve it.)}\]
\[\mathbf{?}\text{ dollars.}\]
\[\textit{(Write the mathematical equations that solve this problem and solve it.)}\]
\[\mathbf{?}\text{ dollars.}\]
Ejercicio 6
\[-3 ( 5x + 3 ) = 4 ( 5x + 6 ) + 37\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 7
\[(\frac{-3}{2}x + 2) = - ( \frac{2}{3}x + 2 ) + \frac{2}{3}\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 8
\[-3 ( x + \frac{1}{2} ) = -4 ( x - \frac{1}{2} ) - \frac{11}{2}\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
Ejercicio 9
\[-4 ( x + \frac{4}{3} ) = -1 ( x - 3 ) - \frac{55}{12}\]
\[x = \mathbf{?}\]
\[x = \mathbf{?}\]
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