27 : x = 62 - 59
27 : x = 3
x = 29 : 3
x = 9
X x 3 = 46 - 16
X x 3 = 30
X = 30 : 3
X = 10
\(a,\Leftrightarrow27:x=3\)
\(\Leftrightarrow x=27:3\)
\(\Leftrightarrow x=9\)
\(b,\Leftrightarrow x\times3=30\)
\(\Leftrightarrow x=10\)
27:x= 62-59
=>27:x=3
=>x=29:3
x=9
x*3+16=46
=>x*3 = 46 - 16
=>X*3 = 30
=>x = 30 : 3
=> x =10