book Maths Puzzle Numerical Ability

3x+2= 8(x+9)

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My question says to simplify the radicals.

2 square root of 32+3 square root of 50-3 square root of 18

Could you help me? thanks!
I need to distribute 4(x-2) -2(x+3) +3(2-x)
please help me distribute this.