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x^2+25+x^2+36-2^2-22x
(x^2-x^2)+(25+36) -22x
0x^2 +61-22x
0^2-22x+61
2) (x+8)^2-(x-3)^2-22x
x^2+64-x^2+9-22x
(x^2-x^2)+(64+9)-22x
0x^2+73-22x
0^2-22x+73
3) (3x+2)^2-(3x-2)^2
9x^2+4-9x^2+4
(9x^2-9x^2)+ (4+4)
0x2+8