Add the monomials.8b + 5b + 2b
What will be an ideal response?
15b
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Simplify the expression. Write the answer using positive exponents.
A. 
B. - 
C. x8y8
D. - 
Find an equation for the line with the given properties.The solid line L contains the point (4, 2) and is perpendicular to the dotted line whose equation is 
Give the equation of line L in slope-intercept form.
A. y - 2 = 2(x - 4)
B. y = 
x + 4
C. y - 2 = - 
(x - 4)
D. y = - 
x + 4
Solve.City A has an elevation of 13,315 feet above sea level while city B has an elevation of 18,908 feet below sea level. Find the difference in elevation between those two cities.
A. 32,223 ft B. 32,323 ft C. 5593 ft D. 5693 ft
Fourty liters of a 40% acid solution is obtained by mixing a 28% solution with a 50% solution.Write a system of equations in which one equation represents the amount of final mixture required and the other represents the percent of acid in the final mixture. Let x and y represent the amounts of the 28% and 50% solutions, respectively. ?
A. ?
B. ?
C. 
D. ?
E. ?