7x - 29 - 21x = 3 - (12 + 2x) 2. Solve 8a + 4x = 47 for a.

3. Simplify the following expression. 5(3x - 2y) + 2(x + 2y) - 3(3x - 2y)

4. Identify the terms, like terms, coefficients, and constant terms. Then simplify the expression.

4b + 7 - 5b - 19
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Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright