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3x = 5x - 10
Subtract both sides by 5x
3x - 5x = 5x - 10 - 5x
Simplify
- 2x = - 10
Divided both sides by -2 to isolate x
- 2x / - 2 = - 10 / - 2
Simplify
x = 5
Plug x into the original equation.
3(5) = 5(5) - 10 = ?
Simplify
15 = 25 - 10 = ?
Simplify
15 = 15 = ?
Therefore 3x = 5x - 10 = 15
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If y equals 3x and 3x equals 12 then what does y equals?
Well, if 3x equals 12, then x equals 4. And if y equals 3x, then y equals 3 times 4, which is 12. So, y equals 12. Math can be a piece of cake when you break it down like that!
What is 3x equals 3x?
3x-3x equal = 0
What is 3x - 14x?
-11
3x plus 2 equals -10?
3x + 2 = -10 3x = -12 x = -4
What is 3x - 4 equals 7?
3x - 4 = 73x = 11x = 3.66666...
What does x equals in 3x 12 equals 18?
3x+12 = 18 3x = 18-12 3x = 6 x = 2
What is 3x plus 5y equals 16 plus -3x -6y equals -15?
no
If y equals 3x and 3x equals 12 then what does y equals?
Well, if 3x equals 12, then x equals 4. And if y equals 3x, then y equals 3 times 4, which is 12. So, y equals 12. Math can be a piece of cake when you break it down like that!
What is 3x equals 3x?
3x-3x equal = 0
Which line has a greater slope y equals 3x or x equals 3y?
y equals 3x has the greater slope.
What is x if x-3x equals 18?
If x-3x=18 then x equals -9
If 3x equals 81 what is the value of x?
3x=81 3x/3=81/3x=27
What is 3x plus 2 equals 3x plus 6?
3x + 2 = 3x + 6 This is not possible.
What is 3x-5 equals 3x plus 5?
3x-5=3x+5 There is no solution.
If y equals 3x and 3x equals 15 then what number does y equal?
y = 15 (by transitivity)
3x plus 2y equals 4 -3x plus 4y equals -10?
(2, -1)
Are y equals -3x plus 2 and y plus 3x equals 4 parallel?
Their graphs are.
