Verizon charges $26.95 per month and $1.05 for every gigabyte over your data plan (data overage). T-mobile charges $32.95 per month and $1.02 for each extra gigabyte. For what number of gigabytes per month is the cost the same?

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?