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Mandarinka [93]
3 years ago
9

Which operations are commutative and associative

Mathematics
1 answer:
MAVERICK [17]3 years ago
3 0

Answer:

addition and multiplication

Step-by-step explanation:

The only operations that can use the commutative and associative properties are addition and multiplication.

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Linda buys a package of 12 cartons of tomato soup for $30. If each carton holds
luda_lava [24]

Answer:

5.00

Step-by-step explanation:

1 quart is 32 ounces if you add 16+16=32

and 30 divided by 12 = 2.5

if one carton is 16 ounces and you add 2 cartons to make a quart which is 2.5+2.5=5.00

6 0
3 years ago
Given (x-1)^2=50, select the values of x
dedylja [7]

Answer:

7.14

Step-by-step explanation:

Equation: (x-1)^2=50

Open parentheses: x^2-1^2=50

Solve: x^2-1=50

Addition property: x^2-1+1=50+1

x^2=51

√x^2=√51

x=7.14

<em>Hope this helped!</em>

7 0
4 years ago
What is the answer??​
Gelneren [198K]

Answer:

y= 4x+3

Step-by-step explanation:

To write your equation, solve for the slope.

(y2-y1)/ (x2-x1)

Find two coordinate points from the table.

(0,3) (1,7)

(7-3)/ (1-0)= 4

m=4

Use point-slope equation to find your equation.

(y-y1)=m(x-x1)

(y-3)=4(x-0)

y-3= 4x

y= 4x+3

5 0
3 years ago
What is the area of this trapezoid<br><br> Will mark brainless to right answer and give thanks
aksik [14]

Answer:

80

Step-by-step explanation:

area of trapezoid is given by formula

Area = \frac{a+b}{2}h

where a is one base, b is another base and h is height

In given case, we have

a= 7+7+3 = 17

b= 3

h= 8

Substituting the values

Area= \frac{17+3}{2} x 8

       = \frac{20}{2} x 8

       =  10 x 8

       = 80

!

4 0
4 years ago
Question attached,
alexandr1967 [171]

Answer:

Step-by-step explanation:

(a)\\ \\ (i)\ \sqrt{3}=3^p\\ \\ 3^{\frac{1}{2}}=3^p\\ \\ p=\frac{1}{2}\\ \\ (ii)\ \frac{1}{9}=3^q\\ \\ 3^{-2}=3^q\\ \\ q=-2\\ \\ (b)\\ \\ 3^{\frac{1}{2}(3^x)=\frac{1}{9}\\ \\ 3^{\frac{1}{2}+x}=3^{-2}\\ \\ \frac{1}{2}+x=-2\\ \\ x=-1.5

7 0
3 years ago
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