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โˆ™ 2011-03-08 21:26:10
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Q: What is the answer for 7x plus 3 equals 31?
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Related questions

What is the answer to 7x plus 3 equals 31?

x = 4


If x equals 3 and y equals 2 then 7x plus 5y equals?

7x + 5y 7(3) + 5(2) 21 + 10 = 31


What is -3 7x plus 7?

The answer to the math problem -3 7x plus 7 is x equals 1/3.


3 equals 2y plus 7x in standard form?

-7x - 2y = -3


If madc equals 7x plus 3 and mdcb equals 5x plus 9 then mdab?

79


How do you solve 7x plus 2y equals -3?

Subtract by 7x and divide by 2.


Why the equation 7x plus 3 equals 7x plus 3?

Why not? The statement is trivially true, meaning it holds for all values of x.


What is the value of x in the equation 7x plus 3 equals 31?

x=4, but this is just very basic algebra, not calculus at all.


Solve 2x plus 3 equals 9 x equals?

2x+3 = 9x 3 = 9x-2x = 7x 7x = 3 x = 3/7


What is this 3 equals 2y plus 7x in standard form?

The standard form is 7x + 2y - 3 = 0


7x-3 equals 3x plus 8?

7x-3=3x+8 7x-3x=8+3 4x=11 x=11/4=2.75


What is 7x plus 2x equals 8x - 3?

X = -3


What is the solution to 7x plus y plus 3 equals y?

7x + y + 3 = y7x + 3 = 07x = -3x = -3/7


How do you solve 4x plus 9 equals 7x plus 3?

4x+9 = 7x+3 4x-7x = 3-9 -3x = -6 x = 2


What is 3 plus 3x plus 7x equals 13?

3+3x+7x=13 3x+7x=10 10x=10 x=1


What is 7x to the second power plus -10x plus 3 equals 0 factored?

7x2-10x+3=0 (7x-3)(x-1)=0


How do you solve 7x plus 3y equals 30 -2x plus 3y equals 3 in an order pair?

(3,3)


How do you write this equation 7x-3 equals 3 in ax plus b equals 0 form?

7x - 3 = 3 Subtract 3 from both sides: 7x - 6 = 0 So a = 7 and b = -6


What is the answer of x when -26-8x equals 7x plus 19?

-3.........


What is 3-6x equals -7x plus 5?

X=2


11x -21 equals 7x plus 3 What is x?

11x - 21 = 7x + 3 4x = 24x = 6


What is the y intercept of y equals 7x plus 3?

X=-3/7


7x plus 7 equals 28 x equals?

7x+7=28x 28x-7x=7 21x=7 x=3


What is 7x plus 3 equals -5 plus 2x plus 18?

It is an equation and the value of x is 2


2x2 plus 7x plus 3 equals 0?

(2x + 1)(x + 3) = 0; x = -0.5 or -3