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konstantin123 [22]
2 years ago
5

a contractor uses the expression 7(x+3) to find the lenght,in feet,of chain that he needs for a certain project. Part A the cont

ractor needs four chains that are this lenght.What is the total lenght of all of the chains?
Mathematics
1 answer:
Salsk061 [2.6K]2 years ago
4 0
Given that x is the number of chains;

7(4+3) = 7 * 7 = 49 feet
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X+5y=5
VLD [36.1K]

Answer:

y=-1/5x+1

Step-by-step explanation:

divide both sides by 5: 1/5x+y=1

subtract 1/5x so y is alone since slope-intercept has y=mx+b: y=-1/5x+1

5 0
2 years ago
Steph needs to help her parents put a fence around their pool. They want the fence to be square and want each side to measure 6
marin [14]

Answer:

14 meters

Step-by-step explanation:

Each side of the square fence = 6 meters

Perimeter of the square fence = 4 × length

= 4 × 6

= 24 meters

They already have 10 meters of fencing

How many more meters of fencing should they buy?

= Total meters - available meters

= 24 meters - 10 meters

= 14 meters

8 0
3 years ago
The following table is for which exponential function?
sweet-ann [11.9K]
The answer is (y= 1/2)
3 0
2 years ago
THIS IS DO TODAY!!!! I need help!!!!
harkovskaia [24]

Answer:

A.1/12

Step-by-step explanation:

<em>In oder to find multiple probability you must multiply the probabilty of each pile of cards;</em>

<em>First pile: 1/3 </em>

<em>Second pile: 1/2</em>

<em>Third pile:2/4</em>

<em>1/3 × 1/2 × 2/4 = 2/24 </em>

<em>You then simply to  the answer; 1/12</em>

6 0
3 years ago
In the expression 2x + 3 , the two is called
melamori03 [73]
The two is called a coefficient because it contains a variable in this case x is the variable :) hope I helped
4 0
3 years ago
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