What is the value of x in the equation negative 6 sevenths is equal to negative x over 84 ?
Answer
A
98
B
72
C
negative 72
D
negative 98
Explanation
Multiply both sides of −6/7 = −x/84 by 84. The left side becomes −72, so −72 = −x; multiplying both sides by −1 gives x = 72. The correct choice is 72.
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