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19.74+4.9u-7.73=-2.06+2.8u
We simplify the equation to the form, which is simple to understand
19.74+4.9u-7.73=-2.06+2.8u
We move all terms containing u to the left and all other terms to the right.
+4.9u-2.8u=-2.06-19.74+7.73
We simplify left and right side of the equation.
+2.1u=-14.07
We divide both sides of the equation by 2.1 to get u.
u=-6.7
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