How does the lattice method use partial products to multiply

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

What is the radius of the cone in the diagram? round your answer to the nearest whole number