Exam 1: Fundamentals of Algebra

A student works 15 hr a week at a job that pays $7.50 per hour. Her bills are about $273 per week. If she can get a job paying $8.50 per hour after taxes, find the number of additional hours that she would need to work to pay her bills. Round up to the nearest whole number.

Graph the inequality:

A line passes through the points And . Write the equation in slope-intercept form of the perpendicular line that passes through the point

Find the y-intercept of:

Identify the property.

A patient needs 0.7 g of ampicillin. One capsule of ampicillin contains 175 mg. How many capsules will the patient need?

Write the equation in slope-intercept form of the line that is perpendicular to And passes through the point .

Evaluate:

The monthly charge for lawn service increased from $53 to $92. Find the increase in the monthly charge.

Graph the inequality:

Write the equation of the vertical line that passes through the point:

Find the equation of the line perpendicular to That passes through the point .

Set F is the set of integers and set G is the set . Pick the correct choice.

Evaluate:

Find the slope of a line perpendicular to a line with slope .

Evaluate:

Evaluate:

Simplify.

Find the slope of the line given by the equation:

A savings account pays 1% annual interest, compounded daily. When interest is compounded daily, the interest owed is calculated every day and added to the account. The initial investment is $2000. The money is kept in the savings account for two years. Choose the best estimate for the value of the investment after two years.