exam Maths Puzzle Numerical Ability

Please help, I need help with this problem

For the following function g (x) find g (-2) then graph the function



g (x) = {
3x + 5 x < -2

x + 2 x > -2

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exam Other Question
in a jain full of congressmen 34% of the congressmen have misdemeanor indictment, 32% of the congressmen have felony indictments, while 13% hae misdemeanor indictment and felonu ii 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