a) 2x + 27 = -11
b) 2x - 35 = 15
c) 10 - x = -25
d) 3x + 17 = 2
e) (2x - 3) (6 - 2x) = 0
f) x + 1 2 = 0
g) 3 4 𝑥 = 1 2
h) 4 7 + 𝑥 = 3 2
i) 5 4 7 : 𝑥 = 13
k) 2x - 3 7 = 6 2 7
l) x - 4 5 = 3
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a.-19 b.25 c.35 d.-5 e.1,5 f.-12 g.6/17 h.-15 i.547/13 k.332 l.48
a) 2x + 27 = -11
2x=-38
x=-19
b) 2x - 35 = 15
2x=50
x=25
c) 10 - x = -25
x=35
d) 3x + 17 = 2
3x=-15
x=-5
e) (2x - 3) (6 - 2x) = 0
\(\orbr{\begin{cases}2x-3=0\\6-2x=0\end{cases}}\Leftrightarrow\orbr{\begin{cases}2x=3\\2x=6\end{cases}}\Leftrightarrow\orbr{\begin{cases}x=\frac{3}{2}\\x=3\end{cases}}\)
f) x + 1 2 = 0
x=-12