Toms cell phone bill is $29.99 a month. after he paid his bill for 3 months, the total was $89.97 the following represent this problem $29.99×3=-$89.97 why is this answer negative.​

Solve the inequality and graph 6j - 7 < 5

Write the equation in logarithmic form m^x=n

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe