mariamoore198060
26.07.2019 •
Mathematics
Alinear is a mathematical statement that two linear expressions, or a linear expression and a constant, are equal.
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Ответ:
x = -18
Step-by-step explanation:
Add the opposite of the constant on the left:
-2/3x = 21/4 +27/4 = 48/4 = 12
Multiply the equation by the inverse of the coefficient of x:
x = (-3/2)(12) = -18
The solution is x = -18.