LOG PROBLEM
Simplify the following expression:
-2(9x-3) - 4(7x-8) -2
December 14th Problem Solutions:
1: 4(3x + 6) + 4(4x + 4)
12x +24 +16x +16
28x +40
2: 2(6x + 3) + 6(9x + 8)
12x + 6 + 54x +48
66x + 64
3: 3(9x + 5) + 5(5x + 6)
27x + 15 +25x +30
52x + 45
4: 9(8x + 5) + 4(7x + 7)
72x + 45 +28x + 28
100x + 73
5: 2(3x + 9) + 3(7x + 1)
6x + 18 + 21x +3
27x + 21
7: 5(5x + 2) + 7(9x + 1)
25x + 10 + 63x +7
88x + 17
8: 6(3x + 1) + 2(7x + 5)
18x + 6 + 14x +10
32x +16
December 14th Homework Solutions
1: -5(3x + 6) - 4(4x + 4)
-15x – 30 -16x -16
-31x -46
2: -6(6x + 3) - 6(9x + 8)
-36x -18 – 54x -48
-90x – 66
3: -4(9x + 5) - 5(5x + 6)
-36x – 20 -25x -30
-61x -50
4: -3(8x + 5) - 4(7x + 7)
-24x -15 -28x -28
-52x – 43
5: -8(3x + 9) - 3(7x + 1)
-24x – 72 -21x -3
-45x -75
CLASSWORK
1: -5(8x-3) - 3(7x-9) -8
2: 5(4x-12) - 3(9x-7) + 2
3: 9 (2x+ 8) + 2(-3x - 9) +12
HOMEWORK
Study for quiz on the distributive property and perimeter.
