| If \[x=3-a\]and \[y=4a+13,\] then for what value of \[a,\]\[x\]and \[y\] are equal? |
A) \[-\,\,4\]
B) \[-\,\,7\]
C) \[-\,\,5\]
D) \[-\,\,2\]
Correct Answer: D
Solution :
| If \[x=y,\] then \[3-a=4a+13\] |
| \[\Rightarrow \] \[5a=-10\] |
| \[\Rightarrow \] \[a=-\,\,2\] |
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