Can you solve -6x+7=-49+2x step by step

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up