Use the substitution method to solve the following system of equations y=3x-12 4x+4y=20

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.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

If rt is greater than ba, which statement must be true ?