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Romashka-Z-Leto [24]
3 years ago
5

I need help asap math sucks and is hard 8th grade math

Mathematics
2 answers:
s2008m [1.1K]3 years ago
6 0

Answer:

Slope = \frac{-1}{3}

Step-by-step explanation:

(x₁ , y₁) = (-9 , -4)   & (x₂ ,y₂) = (-3, -6)

Slope = \frac{y_{2}-y_{1}}{x_{2}-x_{1}}

         = \frac{-6-[-4]}{-3-[-9]}\\\\= \frac{-6+4}{-3+9}\\\\= \frac{-2}{6}\\\\= \frac{-1}{3}

amid [387]3 years ago
5 0

Answer:

Slope = 1/3

Step-by-step explanation:

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10+8+7(-10)-(-1)
Elina [12.6K]

Answer:

-51

Step-by-step explanation:

Let's do order of operations.

10+8-70-(-1)     <- We did negative 7 times 10.

18-70-(-1)    <- We did 10 plus 18.

-52-(-1)     <- We did 18 minus 70

When you open the () we get:

-52--1

Negative minus a negative equals a positive.

-52+1=

-51

5 0
4 years ago
estimate a 15% tip on a dinner bill of $49.75 by rounding first bill amount to the nearest ten dollars
AlladinOne [14]

Answer:

60.00

Step-by-step explanation:

49.75 + 15%(7.46) = 57.21

7 0
3 years ago
In a bakery, a bag of bread rolls cost x dollars. A loaf of multi-grain bread costs $2 more than a bag of bread rolls. Mr. Lopez
Vaselesa [24]

Step-by-step explanation:

Cost of bag of bread rolls is x

Multigrain is (+2) more.

So (x+2)

Y can be the number of multigrain loves Mr. Lopez buys.

Answer: y=50/(x+2)

6 0
3 years ago
CAN SOMEONE HELP ME WITH THIS???????????
yanalaym [24]

Answer:

See Step by step explanation

Step-by-step explanation:

(g+f)(x) = g(x) + f(x) = 7x-1\\(g'f)(x) = g(x)f(x) = (3x-1)(4x) = 12x^{2}-4x\\(g-f)(-2) = -(-2)-1 = 1

8 0
3 years ago
112.324 nearest tenth
slavikrds [6]

Answer:

112.3

Step-by-step explanation:

112.3 if the 2 was 5 or higher it would be 112.4

5 0
4 years ago
Read 2 more answers
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