Use the solve() fcn, correct error messages, work with exponents, fractions and absolute values to solve for x.
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0:01 1st Problem 2(5x 2) = 8x
2:30 2nd Problem x/10= (9)squared I23I + (3)squared
4:57 3rd Problem x/11 = (4 to the 6th power) (6 to the 6th power)
6:28 4th Problem 3(5x + 4) 20 = 13x 4