define a*b=2(a+b)+2a;where a,b are any two numbers. If 3*x=4,then x is
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Answer:-4
Step-by-step explanation:
3*x according to given equation is equal to 2(3+x)+2×3 and is given 4.
Hence 6+2x+6=4
That gives 12+2x =4 that gives x= -8/2= -4.
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