5x - 2y = 1

x + 3y = - 7

How to solve by substitution

Hey sequence of transformations maps ABC to A'B'C'. The sequence of transformation that maps ABC to ABC is a reflection across the Y axis followed by a translation

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An accountant needs to withhold 18% of income for taxes if the income is below $40,000, and 27% of income if the income is $40,000 or more. The income amount is in cell A1. Write a spreadsheet expression that would calculate the amount to withhold."

Solve each linear equation for the variable. (A) x + 2 (2x + 20) = 85 x = (B) 12y + 6 + 32y = 2y - 6y - 30 y =

A square has an area of 144in2

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The ends of the base of an isoceles triangle are (2a, 0) and (0, a). the equation of one ide is x=2a. find the eqns of the base, the remaining sides and the coordinates of the vertex.

The scale factor of the blueprint of a garage door to the actual garage door is 0.05. the are of the actual garage door is 220 ft^2. What is the area of the garage door on the blueprint? A. 0.55ft^2 B. 5.5ft^2 C. 11ft^2 D. 55ft^2

Which of the following represents side lengths that form a Pythagorean triple? A. 7, 8, 9 B. 1, 2, 3 C. 4, 5, 6 D. 3, 4, 5

Gwent pour 256 milliliters of water in to Ravi Henry pours 189 milliters of water in to Ravis. Ravis now contains 800 Milliters of water hiw nuch water was in Ravis to begin with?.