Write a numerical expression for the phrase and simplify it.0.87 added to the sum of 9.19 and -1.29

A. [9.19 + 0.87] + (1.29);  -11.35
B. [9.19 + 1.29] + 0.87;  11.35
C. [9.19 + (-1.29)] + 0.87;  8.77
D. 9.19 + [(-1.29)+ 0.87];  -8.77


Answer: C

Mathematics

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Solve the system of equations graphically using a graphing calculator. Find all values to the nearest hundredth.x2 + y2 = 15x2 - y2 = 4

A. x = 3.08, y = 2.35; x = -3.08, y = 2.35 B. No solution C. x = 3.08, y = 2.35; x = 3.08, y = -2.35 D. x = 3.08, y = 2.35; x = -3.08, y = 2.35; x = 3.08, y = -2.35; x = -3.08, y = -2.35

Mathematics

Solve the problem. Use the approximate APR formula to estimate the APR, and round rates to the nearest tenth of a percent.Maria Perez bought a washer-dryer combination on sale for $450, charging it to her card and agreeing to pay $40.51 per month for one year. Find the approximate annual percentage rate for this loan.

A. 14% B. 16% C. 15.8% D. 14.8%

Mathematics

Name the quadrant or axis in which the point lies.(15, 0)

A. quadrant I B. quadrant II C. x-axis D. y-axis

Mathematics

 Find an Eulerian circuit of the graph if it is possible. If it is not, find an Eulerian path of the graph.


a.  path B-C-E-G-D-E-B-D-F-H-G-F-A
b.  circuit A-B-C-E-D-G-H-F-A
c.  path B-C-E-G-D-E-B-D-F-H-G-F-A-B
d.  circuit B-C-E-G-D-E-B-D-F-H-G-F-A-B

Mathematics