Simplify Each Expression By Combining Like Terms.
1 answer:
Answer:
1) 11x + 9x
= 20x
2) 8y - 7y
= 1y
= y
3) 5t - 7t
= -2t
4) -n + 4n
= 3n
5) 5w² + 12w²
= 17w²
6) 2x² - 9x²
= -7x²
7) -4y² + 9y²
= 5y²
8) 6c - 4 + 2c - 7
= 8c - 11
9) 5 - 3x + y + 6
= 11 - 3x + y
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Answer:
$6.60
Step-by-step explanation:
1 2/5 = 1.4
3.36/1.4 = 2.4
2.40 per pound
2.40 * 2.75 = 6.60
Assuming it is a Obtuse Scalene Triangle
Side a = 6
Side b = 15
Side c = 13.0767 = 3√19
Add all the numbers of the triangle and then divide them by the sides
Answer:
-3(x-2)×2+17=0
- -3x+6×2+17=0
- -3x+12+17=0
- -3x+29=0
- -3x=0-29=-29
- -3x=-29
- 29÷3=9.700 to the nearest hundredth
