Question

Solve the equation: -5/4n  = 40

My answer choices are: A: n = -50, B: n = -32, C: n = 32, D: n = 50

Answer 1

`- (5)/(4)n = 40\ \ / \cdot(-( 4)/(5)) \\ \\- (5)/(4)\cdot(- (4)/(5))n = 40\cdot (-(4)/(5))\\ \\ n = 8\cdot (-4) \\ \\n=-32\\ \\ Answer: \ B: \ \ n = -32`