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Q7: Simplify the rational expression. <span
Q50: Solve the equation by using substitution.
Q68: Solve the absolute value equation.<br> <span
Q72: Evaluate the root without using a
Q83: Solve the rational inequality. Write the
Q89: The cost to rent an apartment at
Q107: Write the number in scientific notation.
Q117: If 9 is decreased by the
Q117: Solve by using either the addition
Q146: Divide the polynomials. <span class="ql-formula"