A) \[2x+5=15\]
B) \[7x+2=10\]
C) \[5x+4=16\]
D) \[3x+4=16\]
Correct Answer: D
Solution :
(a) \[2x+5=15\Rightarrow 2x=10\,\Rightarrow x=5\] (b) \[7x+2=10\,\,\Rightarrow 7x=8\Rightarrow x=\frac{8}{7}\] (c) \[5x+4=16\Rightarrow 5x=12\Rightarrow x=\frac{12}{5}\] (d) \[3x+4=16\Rightarrow 3x=12\Rightarrow x=4\]You need to login to perform this action.
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