Latest exam Aptitude Question SOLUTION: Ok i have to solve for x in this equation: x^2 + (x+7)^2 = 13^2 this is my work but its wrong: 2x^2 + 49 = 169 2x^2 - 120 = 0 square root of (0- 4*-120*2) over 4 please help

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(#M40078567) EXAM Numerical Ability question Keep an EYE

Ok i have to solve for x in this equation:
x^2 + (x+7)^2 = 13^2

this is my work but its wrong:
2x^2 + 49 = 169
2x^2 - 120 = 0
square root of (0- 4*-120*2) over 4

please help

Asked In exam (9 years ago)

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