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That is not a correct equation. The numbers on the left equal -16, not 0. This is an equation with no solution.

Q: What is -4 plus -5 plus 2 plus -9 equals 0?

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22 = 4

1 plus 1 plus 1 plus 1 equals 1 times 4. 1 times 4 equals 4. 4 minus 4 equals 0. 0

(-2, ), (0, ), ( ,4) 2 3 2

3x + 4y - 4 = 0 y = -2 3x + 4(-2) - 4 = 0 3x - 8 - 4 = 0 3x = 12 x = 4 (4,-2)

2(y^2 + 3y - 2)

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22 = 4

The sum of 2 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 plus 0 equals 2.

1 plus 1 plus 1 plus 1 equals 1 times 4. 1 times 4 equals 4. 4 minus 4 equals 0. 0

2, 4, 0 and 0 (because 2 plus 4 equals to 6)

(-2, ), (0, ), ( ,4) 2 3 2

You use Plus as a symbol in Maths. Example, 2 Plus 2 equals 4. Or in symbols it would be 2+2=4. __________________________ Plus = + Equals = = (Equals equals =)

100101 1 times 2^0 = 1 PLUS 0 times 2^1 = 0 PLUS 1 times 2^2 = 4 PLUS 0 times 2^3 = 0 PLUS 0 times 2^4 = 0 PLUS 1 times 2^5 = 32 EQUALS 37

3x + 4y - 4 = 0 y = -2 3x + 4(-2) - 4 = 0 3x - 8 - 4 = 0 3x = 12 x = 4 (4,-2)

2(y^2 + 3y - 2)

(3x + 2)(x + 2) so x = -2/3 or -2

x = y = 0 ?

Discriminant = b2-4ac = (-2)2-(4*4*4) = -60