A square is a quadrilateral with four equal sides and four equal angles. Determine an expression for the perimeter of a square, given that each side has a length of 7m+1/3 units

What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.