Sagot :
[tex]\sf7x-10=8[/tex]
Add 10 to both sides:
[tex]\sf7x=18[/tex]
Divide 7 to both sides:
[tex]\sf~x=\dfrac{18}{7}~or~2\dfrac{4}{7}[/tex]
Add 10 to both sides:
[tex]\sf7x=18[/tex]
Divide 7 to both sides:
[tex]\sf~x=\dfrac{18}{7}~or~2\dfrac{4}{7}[/tex]