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eduard
4 years ago
9

What is the value of 30-2(7+2)-1

Mathematics
1 answer:
Firdavs [7]4 years ago
6 0

Answer: 11

Step-by-step explanation:

30 - 2(7+2)- 1        Distribute or  solve parentheses

30 - 14 -4 - 1  

30 - 19 = 11  

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This pattern follows the rule add 9. What are the next 3 terms?
Ivanshal [37]

Answer:

A.

Step-by-step explanation:

27 + 9 = 36, thus A.

8 0
4 years ago
Read 2 more answers
Does the equation specify a function with independent variable​ x? If​ so, find the domain of the function. If​ not, find a valu
drek231 [11]

Yes, the equation specifies a function with independent variable​ x.

Equation: 6x + 19y = 7

This can be put in y = mx + b form,

6x + 19y = 7

19y = -6x + 7

y = -\frac{6}{19}x + \frac{7}{19}

Since the equation can be put in the form of a linear function, the domain is all read numbers (-∞,∞) or -∞ < x < ∞ .

7 0
3 years ago
What are integers and rational numbers? How are points graphed<br> on a coordinate plane?
9966 [12]

Answer:

Integers: a number that can be written without a fractional component

Rational Numbers:  is any number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. Since q may be equal to 1, every integer is a rational number

Step-by-step explanation:

How are points graphed

on a coordinate plane?

Start at (0, 0), or the origin.

Move over x units to the right or left.

Move over y units up or down.

Mark the point.

5 0
4 years ago
Taryn is measuring ribbon to make decorations for a fall party. She needs 12 feet of ribbon. She has 7 and 1/3 feet of ribbon. H
Aliun [14]
Subtract 7.33 from 12.
it gives you 4.67 which in this case can be 4.66 meaning she needs 4 and 2/3 more feet of ribbon, hope this helped
4 0
3 years ago
Pls answer these questions correctly for brainly
FinnZ [79.3K]

40 - 3k + 10k = -10 - 8k - 10

40 + 7k = -10 - 8k - 10

40 + 7k = -8k - 20

40 + 7k - 40 = -8k - 20 - 40

7k = -8k - 60

7k + 8k = -8k - 60 + 8k

15k = -60

15k/15 = -60/15

k = -4

8 0
3 years ago
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