3 years ago

Jack got the expression 7x+1 and then wrote his answer as 1+7x . is his answer an equivalent expression? how do you know?

1 answer:

3 0

True. According to the Commutative Property of addition, the numbers could be put in any order and still result in the same answer.

You might be interested in

Finger [1]

Answer:

f(x+3) is 6x + 20

Step-by-step explanation:

${ \sf{f(x) = 6x + 2}} \\ { \sf{f(x + 3) = 6(x + 3) + 2}} \\ = { \sf{6x + 20}}$

3 0

3 years ago

anygoal [31]

Answer:the answer is 9

Step-by-step explanation:

7 0

3 years ago

VladimirAG [237]

Umm, That's A lot Of Homework...

8 0

3 years ago

PSYCHO15rus [73]

Answer:

Step-by-step explanation:

The formula for the length of an arc is s = rФ.

Thus, the arc length of a semicircle is S = rФ/2.

Here the radius is 5 (half the diameter), and so in this case the arc length is

S = (5 units)π/2, or S = (5/2)(3.14) units, or approximately S = 7.85 units

6 0

3 years ago

Elina [12.6K]

The diameter is 18.8 feet
I believe the circumference is 59.0 feet

6 0

3 years ago