exam Maths Puzzle Numerical Ability

how would you do 6x+5=29? can you break it down for me? thank you =]

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exam Other Question

Please assist with finding the ratio 1/5 to 0.85 as a fraction in lowest terms.

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I attempted to have 1/5 = (.85)/x. I got x= 4/17. The choices for answers are 4/15, 4/17, & 4/19. I just to make sure I got the answer correct. Thanks. Two airplanes leave Kennedy airport at 1pm. The air traffic controller reports that they are traveling away from each other at an angle of 103 degrees. The DC-10 travels at 509 mph