Which value, when placed in the box, would result in a system of equations with infinitely many solutions? y = -2x + 4

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?