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Evaluate -5x2 - 3x for x equals -2?
for x = -2: x2 = 4, -5x2 = -20; 3x = -6 giving -20 - (-6) = - 20 + 6 = -14.
What is equivalent to 2 5?
2(3x + 4) = 6x + 8 3(x - 5) = 3x - 15 6x + 8 - 3x + 15 = 3x + 23
What is 5(-4) plus 3x?
It is an expression that can be simplified to: 3x-20
What is equivalent to 7 10ths?
14/20
What is equivalent to 7 10?
14/20
What is -3x-5-14?
It is an expression that is equivalent to -3x-19.
What is 20-3x and gt14?
If you mean: 20 -3x = 14 then the value of x is 2
How do you solve 3X plus 6 equals x plus 20?
balance the equation 3x-x=20-6 3x-x=2x 20-6=14 2x=14 x=7
Evaluate -5x2 - 3x for x equals -2?
for x = -2: x2 = 4, -5x2 = -20; 3x = -6 giving -20 - (-6) = - 20 + 6 = -14.
What is the answer to -3X plus 14 equals -4?
-3x+14 = -4 -3x = -4-14 -3x = -18 x = 6
What is a equivalent fraction for 14 over 20?
it is: 14/20 = 7/10
What is equivalent to 2 5?
2(3x + 4) = 6x + 8 3(x - 5) = 3x - 15 6x + 8 - 3x + 15 = 3x + 23
Which expression is equivalent to 3x + 3x + 3x?
3x + 3x + 3x = 3* (3x) = 9x
Is 8x plus 3x equivalent?
It depends on what it is meant to be equivalent to!
What is 5(-4) plus 3x?
It is an expression that can be simplified to: 3x-20
What is x in the equation 3x plus 8 equals 20?
3x + 8 = 20 3x = 20 - 8 3x = 12 3x = 12/3 x = 4
What is x in 6x-14 equals 3x plus 5?
6x - 14 = 3x + 5Subtract 3x from each side: 3x - 14 = 5Add 14 to each side: 3x = 19Divide each side by 3: x = 19/3
