7.6.19 cloned 4/27/2023
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Posljednje ažuriranje about 2 years ago
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1a. Expand to write an equivalent expression:
Multiply by distributing.
2. Lin missed math class on the day they worked on expanding and factoring. Kiran is helping Lin catch up.
a) Lin understands that expanding is using the distributive property, but she doesn't understand what factoring is or why it works. How can Kiran explain factoring to Lin?
6. Select ALL the inequalities that have the same solutions as -4x < 20.
EXIT TICKET
You may consider drawing a diagram to organize your work.
1. Expand to write an equivalent expression:
EXIT TICKET
You may consider drawing a diagram to organize your work.
2. Factor to write an equivalent expression:
1b. Factor to write an equivalent expression:
Divide out the GCF and write the leftover in parentheses. Use the Box Method to help you.
2b. Lin asks Kiran how the diagrams with boxes help with factoring. What should Kiran tell Lin about the boxes?
2c. Lin asks Kiran to help her factor the expression:
-4xy - 12xz + 20xw
Factor this expression using the box method.
2c. Lin asks Kiran to help her factor the expression:
-4xy - 12xz + 20xw
How can Kiran use this example to explain to Lin how to understand factoring?
3. Complete the equation with numbers that makes the expression on the right side of the equal sign equivalent to the expression on the left side.
75a + 25b =
4. Elena makes her favorite shade of purple paint by mixing 3 cups of blue paint, 1 & 1/2 cups of red paint, and 1/2 cup of white paint. Elena has 2/3 of a cup of white paint.
a) Assuming she has enough red paint and blue paint, how much purple paint can Elena make?
4b. How much blue paint and red paint will Elena need to use with the 2/3 of a cups of white paint?
5. Solve each equation.
5. Solve each equation.
5. Solve each equation.
5. Solve each equation.
5. Solve each equation.
