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Q1: Solve the system of linear equations by
Q2: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8671/.jpg" alt="Solve the
Q45: Solve the system by eliminating the y
Q87: Simplify. Write the answer with positive exponents
Q115: Write the expression with a single exponent.
Q117: Perform the division (find the quotient). <img
Q169: Write the expression with a positive exponent,
Q196: Carlo works as a waiter. He
Q230: Solve for the indicated variable. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8671/.jpg"
Q240: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8671/.jpg" alt="Solve the