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Q: What is the mistake in this solving of an equation 3x minus 12 equals 10x minus 15 minus 6x minus 10 3x minus 12 equals 4x minus 25 3x plus 13 equals 4x 13 equals x?

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(2, 11)

y = -0.5x plus or minus any number

It is a quadratic equation with one unknown variable, x which has no real roots.

A quadratic equation, if there's an equals stil to come... Otherwise it's just an expression.

Add 5 to both sides of the equation to get rid of the - 5. -3x - 5 + 5 = -20 + 5 Solve and simplify. -3x = -15 Divide both sides of the equation by -3. x = 5

Related questions

-2

x=-1 ^ how do you know?

The required equation is: -7x = 63

x = 4 and y = 7

An equation where x equals 3.

x = 4 and y = 7 which will satisfy both equations

-1/2

-2

i think its 10

15x minus 8=minus 180 3x+8=24

Yes that is correct

The equation has infinitely many solutions.

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