Solve by using the multiplication property of equality.-1 = 
a
A. {-2}
B. {-1}
C. {0}
D. {1}
Answer: A
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Find an equation for the line that passes through the given point and satisfies the given conditions.P = (9, 9); perpendicular to v = 2i + 4j
A. y - 9 = 
(x - 2)
B. 2x + 4y = 54
C. 4x - 2y = 18
D. 2x + 4y = 20
Solve the problem.The amount of water in a leaky bucket is given by the linear function 
, where y is in ounces and x is in minutes. Find and interpret the slope and y-intercept of the linear equation.
A. m = -7; The amount of water in the bucket decreases 7 ounces every minute. 
At x = 0, the amount of water in the bucket was 127 ounces.
B. m = 7; The amount of water in the bucket increases 7 ounces every minute. 
At x = 0 the amount of water in the bucket was 127 ounces.
C. m = 127; The amount of water in the bucket decreases 127 ounces every minute. 
At x = 0, the amount of water in the bucket was 7 ounces.
D. m = 127; The amount of water in the bucket increases 127 ounces every minute. 
At x = 0, the amount of water in the bucket was 7 ounces.
Evaluate the expression.(-4)-1
A. -4
B. - 
C. 
D. 4
Solve the problem.Joel has started a business mowing lawns for the summer. The bar graph below tracks his net income for five weeks. 
Find the difference in Joel's net income between week 5 and week 3.
A. $167 B. $121 C. $111 D. $177