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12x + 6=9x + 27
12x-9x + 6=9x - 9x + 27 subtract 9x from both sides.
3x + 6 = 27 simplify
3x + 6 - 6=27 - 6 subtract 6 from both sides.
3x=21 simplify
3x/3=21/3 divide both sides by 3
x=7 simplify
12(7) + 6=>84+6=>90
9(7) + 27=>63+27=>90
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no
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144
12x plus 6 equals 9x-15?
-7 (negative 7) transpose the 9x then transpose the 6. divide both sides by 3x and your answer will be -7 =]
How do you answer 9x equals 12x-9?
9X = 12X - 9 subtract 12X from each side -3X = -9 divide each side by -3 ( remember, dividing negative by negative number = positive number ) X = 3 check 9(3) = 12(3) - 9 27 = 27 checks
What is 9x-2 from 12x plus 17?
12x + 17 - (9x - 2)Eliminate parentheses:12x + 17 - 9x + 2Combine the 'x' terms:3x +17 + 2Combine the numerical terms:3x + 19
What is 9x plus 3x plus 8 plus 1 in simplest form?
It is: 12x+9
Combine like terms 3x plus 7 X2 plus 9x?
12x+14
