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Q3.7 Work.notebook
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March 09, 2018
WarmUp: Monday March 5thSummit Parkway soccer team purchased uniforms and equipment for a total cost of $912. The equipment cost $612, and the uniforms cost $25 each. 1. Write an equation and solve
2. What does the variable in this situation represent
3. Determine the rate.
4. What is the constant?
25x + 612 = 912 612 612 25x = 300 25 = 25 x = 12
How many uniforms they bought
$25
612
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GCF: 5
GCF: 9
9(8x 1)
GCF: 4
4(5x 1)
GCF: 3
3(x + 7)
GCF: 8
8(3x 1)
GCF: 8
8(x 5)
GCF: 6
6(x + 6)
GCF: 2
2(x 6)
GCF: 6
6(x2)
GCF: 2
2(2x+1
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Think Pair Share: What did we learn about simplifying expressions?
Don’t Call After Midnight….
STEPS: Solving for a missing variable when given the Solution STEP 1: STEP 2: STEP 3: STEP 4:
Distribute: Multiply what is outside the parenthesis to everything within.
Combine Like Terms: Add or Subtract items that have the same variable and exponent.
Get rid of addition or subtraction first by using completing the inverse operation
Get rid of multiplication or division second by completing the inverse operation
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26 26
x = 23
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5 56x = 48 6 6 x = 8
2 2 x = 2.5
6 2 = c c = 3
+ 14 +142w = 70 2 2
w = 30
14 14t2 = 74
t = 148
should be = sign
55 / 11 > x
x > 5
12 12
x < 68 6 4 2 00 1 2 3 4 5
3 3 2 1 0 1 2
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WarmUp: Tuesday March 6th1. Long’s Coffee Shop sells a refill mug for $8.95. Each refill costs $1.50. Last month, Jalissa spent $26.95 on a mug and refills. How many refills did she buy?
2. You and three friends go to the town carnival. You have a coupon for $20 off that will save your group money! If the total bill to get into the carnival was $100, how much does one regular price ticket cost? (write a variable equation and solve)
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HW Answers: Monday1. 19.2 or 19 1/5 oz/sec
2. 2
3. distributive
4. 8x + 3 = 19 x = 2
5. x = 55
6. g = 4
7. 7x(y + 3)
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12 12
m = 2
7 7
y = 13
3 2
3 2
x = 30 2
x = 15
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x = 32
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WarmUp: Wednesday March 7th1. The sum of the measures of the angles of all triangles is 180˚. If one angle of the triangle measures 45˚, and the other two angles are equal, what is the measure of each of the other two.
2. The sum of three consecutive even numbers is 48.
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HW Answers: Tuesday1. 25.2 or 25 1/5
2. 13
3. associative
4. x + 97 +89 = 92
3
x = 90
5. 8
6. 5
7. 7k(7k+3)
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Quick Review:Label the parts of an equation:
What are the steps for factoring an expression?
EquationExpression
Variable
Same variable are like term
Solution
Constant
Terms:pieces (words) that make up a mathematical statement (sentence)
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HW Answers: Wednesday1. 1.3 or 1 1/3
2. 100
3. identity
4. 88 (1972 1944) = x
x = 60
5. k = 10
6. p = 8
7. k < 27
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HW Answers: Thursday1. 56.17
2. 42
3. none
4. 8x + 6.95 = 24.95
x = $2.25
5. m = 16
6. k = 43
7. z > 3
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