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If you mean: -3 times 7 times -21 then the answers is plus 441
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∙ 9y ago
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Solve by substitution method y equals -4x - 7 y equals 3x?
y= -4x-7 y=3x 3x= -4x-7 3x+4x=7 7x=7 x=1
What is the additive inverse of 3x-7?
-4
What is the product of 7-3x?
10
If 6x-7 equals 3x plus 5 what is x?
6x-7 = 3x+5 6x = 3x+12 (subtracting -7) 3x=12 (subtracting 3x) x=4 (dividing by 3)
What is -2x 14-3x - 7?
-2X ? 14- 3x - 7 I am assuming you left something out so I put the question mark in. If it is -2X + 14 - 3x - 7 -Combine like terms -2x - 3x + 14 - 7 -5x + 7 DONE If it is -2X - 14 - 3x - 7 -Combine like terms -2X - 3X - 14 - 7 -5X - 21 DONE
How do you factor this trinominal 9x2 42x 49?
If that's +42x + 49, the answer is (3x + 7)(3x + 7) or (3x + 7)2 If that's -42x + 49, the answer is (3x - 7)(3x - 7) or (3x - 7)2
What is 3x plus 7?
=3x+7
What is the answer to 3x plus 7 equals 4x?
3x+7=4x 7=4x-3x 7=x
5x plus 7 equals 3x-21?
5x+7=3x-21 -7= -7 5x=3x-14 -3x=-3x 2x=-14 2x/2x=2x/-14 x=-7 The Answer Is -7 -
What is the answer to 3x equals 7-4x and why?
3x = 7-4x 3x+4x = 7 7x = 7 x = 1
What is the answer to 3x plus 7 equals 3?
if 3x+7 = 3 then 3x = 3-7 3x = -4 then, x = -4/3
What does 3x plus 5 minus 7 equal to?
eq: 3x+5=7 =3x=7-5 =3x=2 =x=2/3
How do you solve 3x plus 4 equals 7?
3x + 4= 7 3x= 7-4 3x/3 = 3/3 x=1
What does 3x-7 equals 2?
3x - 7 = 2 3x = 9 x = 3
How do you solve 3X plus 7 equals 4X?
3x+7=4x-73x=(-)7+4x-4x(-)1x=(-)7________(-)1x=7add (-3x) to each side of equation3x +7 = 4x-3x +3x +7 = 4x -3x0 +7= 1x7=x
How do you solve 3x equals 7-4x?
3x = 7 - 4x 3x + 4x = 7 - 4x + 4x 7x = 7 7x/7 = 7/7 x = 1
What is the constant in 3x plus 7?
The 7 is contant in 3x + 7, and the 3x term is variable depending on the value of x.
