The number of gigabytes of data can she use while staying within her budget should be less than 4.3 gigabytes.
Linear equation is an equation in which each term has at max one degree. Linear equation in variable x and y can be written in the form y = mx + c
Linear equation with two variables, when graphed on the cartesian plane with axes of those variables, give a straight line.
Under her cell phone plan, Ella pays a flat cost of $37.50 per month and $5 per gigabyte.
She wants to keep her bill at $59 per month.
Then the number of the gigabytes of data can she use while staying within her budget will be
Let x be the number of the gigabytes. Then the equation will be
5x + 37.5 < 59
5x < 21.5
x < 4.3
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