Answer:
a) [tex]\sf x = 1.1[/tex] b) [tex]\sf x = 1.5[/tex]
solving steps:
a)
[tex]\sf 2.6 * x = 2.86[/tex]
[tex]\sf x = \frac{2.86}{2.6}[/tex]
[tex]\sf x = 1.1[/tex]
b)
[tex]\sf x * 1.2 = 1.8[/tex]
[tex]\sf x = \frac{1.8}{1.2}[/tex]
[tex]\sf x = 1.5[/tex]
