Multiply.(-x)(x - 7y)(x - 9y)
A. -x2 + 16xy - 63y2
B. -x3 - 16xy + 63y2
C. -x3 + 16x2y - 63xy2
D. -x3 - 16x2y + 63xy2
Answer: C
Mathematics
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Subtract.
A. 3,833 B. 3,913 C. 3,917 D. 83
Mathematics
Graph and shade the given inequality.y < -3x + 1
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.3m - 3 = 2m - 4
A. 0 B. -1 C. -3 D. -2
Mathematics
Solve the problem by using two equations with two variables.A chemist needs 120 milliliters of a 41% solution but has only 37% and 61% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 100 ml of 37%; 20 ml of 61% B. 103 ml of 37%; 17 ml of 61% C. 103 ml of 37%; 20 ml of 61% D. 20 ml of 37%; 100 ml of 61%
Mathematics