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Mathematics
Double Bubble
15 March, 02:32
Solve: 12^x2+5x-4 = 12^2x+6
x=2
x = - 5
x=2x=-5
no solution
+3
Answers (
1
)
Enrique Barrett
15 March, 06:21
0
x=2
Step-by-step explanation:
12x^2+5x-4 = 12x^2+6
Subtract 12x^2 from each side
12^x2-12x^2+5x-4 = 12^2x-12x^2+6
5x-4 = 6
Add 4 to each side
5x-4+4 = 6+4
5x = 10
Divide each side by 5
5x/5 = 10/5
x = 2
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