Solve the equation.a - 18 = 11
A. a = -7
B. a = -29
C. a = 7
D. a = 29
Answer: D
Mathematics
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?Arrange the following integers, -5, -2, 10, -13, so that the equation below is true:___ - ____ = ____ + ____
A. ?-5 - (-2) = -13 + 10 B. ?-2 - (-5) = -13 + 10 C. ?-5 - 2 = -13 + 10 D. -13 - 10 = -5 + (-2) E. ?-13 - 10 = -2 + (-5)
Mathematics
Write the number in ordinary notation.9 × 10-4
A. 0.009 B. 0.0009 C. -90,000 D. 0.00009
Mathematics
Write as a decimal number rounded as indicated.2.2
; Round to the nearest hundredth.
A. 2.24 B. 2.21 C. 2.23 D. 2.22
Mathematics
Write the vertex form of the equation of the parabola shown in the given graph. Assume a = ±1.
A. y = -(x - 1)2 + 3 B. y = -(x + 1)2 - 3 C. y = -(x + 1)2 + 3 D. y = (x + 1)2 + 3
Mathematics