Someone please simplify these
1 answer:
1. 3x + 12x - 3y
15x - 3y
2. 14x + 3(y+5) - 2y
14x + 3y + 15 - 2y
14x y + 15
3. 2x² + x + 3x - 5
2x² + 4x - 5
4. 4y² + 7 - 3y² + 25
y² + 32
5. 2x(3+x) - 6x
6x + 2x² - 6x
2x²
6. y + 13 - 9
y + 4
7. 8(x-4)
8x - 32
8. 4y² + 7y + 8y²
12y² + 7y
9. 26 + x(3+4x)
26 + 3x + 4x²
4x² + 3x + 26
10. 10y + 8x + 98 - 70 + 16y
26y + 8x + 28
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What is the number line i'm sorry but i can help without a number line that this question is based off of.
Answer:
40 minutes
Step-by-step explanation:
30x+45x=50
75x=50
x=.6667 hours or 40 minutes
check:
30 mph for 40 minutes=20 miles
45 mph for 40 minutes=30 miles
total=50 miles
I think it is 38% I pretty sure
B is going to be where A is
