Question 947714

a.

Equation 1: 

{{{6.4x-9.2=42}}}

Equation 2:

{{{5.3y+4.9=42}}}

b. Find the value of each variable.

{{{6.4x-9.2=42}}}

{{{6.4x=42+9.2}}}

{{{6.4x=51.2}}}

{{{x=51.2/6.4}}}

{{{x=512/64}}}

{{{highlight(x=8)}}}

and

{{{5.3y+4.9=42}}}

{{{5.3y=42-4.9}}}

{{{5.3y=37.1}}}

{{{y=37.1/5.3}}}

{{{y=371/53}}}

{{{highlight(y=7)}}}