Answer
We can verify the equations by substituting in the given $x=-0.5$ and $y=2$ values and then check if the equalities still hold.
Here: $2x+0.5y=2\cdot(-0.5)+0.5\cdot2=-1+1=0$, which is correct. $3x-4y=3\cdot(-0.5)-4\cdot2=-1.5-8=-9.5=19/2$, which is correct.
Work Step by Step
We can verify the equations by substituting in the given $x=-0.5$ and $y=2$ values and then check if the equalities still hold.
Here: $2x+0.5y=2\cdot(-0.5)+0.5\cdot2=-1+1=0$, which is correct. $3x-4y=3\cdot(-0.5)-4\cdot2=-1.5-8=-9.5=19/2$, which is correct.