Evaluate 2M on matrix

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

What’s the volume of the triangular prism?