Use the substitution method to solve the system of linear equations. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.x - 2y = -195x - 3y = -53
A. (-8, 7)
B. (7, 7)
C. (-7, 6)
D. No solution
Answer: C
Mathematics
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Find the surface area of the circular solid. Unless otherwise specified, use 3.14 for ? and round your answer to the nearest tenth.A right circular cylinder with d = 16 m, h = 5.3 m
A. 668.2 m2 B. 1065.1 m2 C. 535.1 m2 D. 334.1 m2
Mathematics
Solve the problem.199! + 200! =
A. 2 × 200! - 200 B. 201 × 199! C. 399! D. 2 × 199! + 200 E. none of these
Mathematics
Solve for x.-0.7x + 1.15 = -0.4x + 2.95
A. -6 B. -54.545 C. -16.364 D. 6
Mathematics
Solve the formula for the specified variable.P = 
for t
A. t = 
B. t = 
C. t = P - Ar
D. t = 
Mathematics