Observe the expression below and select the true statement(s). the "10" in the third term is a coefficient. the "(7 + 2x)" in the first term is a factor. the "2" in the first term is a constant. the "3y" in the first term is a factor. the "x" in the second term is an exponent. the "9" in the second term is a coefficient.

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

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