Indicate whether the value of x shown is a solution to the given equation by answering true or false.Value of x: 7
Equation: 2x + 2 = 18
A. True
B. False
Answer: B
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Graph the solution of the rational inequalities on a number line and write the solution in interval notation. 
? 0
A. 
B. 
C. 
D. 
? (2, ?)
Find an equation for the line, in the indicated form, with the given properties. Containing the points (-8, 2) and (-7, 4); slope-intercept form
A. y - 2 = 2(x + 8) B. y = 2x + 18 C. y = mx + 18 D. y = - 2x + 18
Tell whether a linear model or a quadratic model is appropriate for the data. If a quadratic model is appropriate, then decide also whether the lead coefficient should be positive or negative.The amount of water in a pool as it is being filled, as a function of time.
A. Quadratic; leading coefficient positive B. Linear C. Quadratic; leading coefficient negative
Represent the given condition using a single variable, x.The length and width of a rectangle whose width is ten times its length.
A. width = x; length = x + 10 B. length = x; width = x + 10 C. width = x; length = 10x D. length = x; width = 10x