Solving Systems of Equations with Desmos

What is a key advantage of using Desmos over traditional graphing calculators for SAT Math?

• Desmos automatically solves equations for y.

• Desmos requires an internet connection.

• Desmos can graph equations without solving for y first.

• Desmos provides the exact numerical answers only.

What is the solution to the system of equations 4x = 20 and -3x + y = -7?

• (5, 7)

• (4, 7)

• (4, 8)

• (5, 8)

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CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

For the system solved, what is the sum of x and y?

• 15

• 14

• 13

• 12

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CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What tool is recommended to bring on test day for navigating Desmos graphs?

• A stylus

• A keyboard

• A mouse

• A touchpad

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CCSS.HSF-IF.C.7E

What feature of Desmos allows for easier viewing of graph intersections?

• Equation simplification

• Color coding

• Zoom in and out

• Auto-solving feature

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CCSS.HSF-IF.C.7E

What is the y-value of the solution for the second system of equations?

• 79

• 80

• 81

• 82

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How does Desmos display the solution for a system of equations?

• By emailing the solution

• By solving the equations algebraically

• By displaying the intersection point

• By highlighting the equations

Tags

CCSS.8.EE.C.8B

What is the solution to the linear-quadratic system given in the tutorial?

• (2, 0)

• (0, 2)

• (1, 1)

• (-2, 0)

Tags

CCSS.HSA.REI.C.7

What type of systems can Desmos solve, as demonstrated in the tutorial?

• Only linear systems

• Only quadratic systems

• Linear and quadratic systems

• Exponential systems only

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CCSS.HSA.REI.C.7

Why is Desmos considered a powerful tool for SAT Math preparation?

• It can solve any type of equation instantly.

• It simplifies complex algebraic expressions.

• It can graph and find solutions to systems of equations efficiently.

• It provides detailed explanations for each step.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6