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vlabodo [156]
4 years ago
12

HELP PLEASE ASAP!!!!

Mathematics
1 answer:
Ilia_Sergeevich [38]4 years ago
8 0

THE SOLUTIONS OF A SYSTEM OF EQUATIONS

A system of equations refers to a number of equations with an equal number of variables. We will only look at the case of two linear equations in two unknowns. The situation gets much more complex as the number of unknowns increases, and larger systems are commonly attacked with the aid of a computer.

A system of two linear equations in two unknowns might look like

This is the standard form for writing equations when they are part of a system of equations: the variables go in order on the left side and the constant term is on the right. The bracket on the left indicates that the two equations are intended to be solved simultaneously, but it is not always used. 

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A line passes through the point ( 18 , − 11 ) and has a slope of − 5 . Write an equation in slope-intercept form for this line.
fenix001 [56]

Answer:

The equation of the line in the slope-intercept form is y = -5x + 79

Step-by-step explanation:

The slope-intercept form of the linear equation is y = m x + b, where

  • m is the slope of the line
  • b is the y-intercept

∵ The slope of the line is -5

∴ m = -5

∵ The form of the equation is y = m x + b

→ Substitute the values of m in the form of the equation

∴ y = -5x + b

→ To find b substitute x and y in the equation by the coordinates

   of any point on the line

∵ The line passes through the point (18, -11)

∴ x = 18 and y = -11

∵ -11 = -5(18) + b

∴ -11 = -90 + b

→ Add 90 to both sides to find b

∵ -11 + 90 = -90 + 90 + b

∴ 79 = b

→ Substitute it in the equation

∴ y = -5x + 79

∴ The equation of the line in the slope-intercept form is y = -5x + 79

7 0
3 years ago
4) In Florida’s state lottery game you select 6 numbers of your choice from a set of numbers ranging from 1 to 53. Determine the
zhannawk [14.2K]
22,957,480 is the correct answer
7 0
3 years ago
Read 2 more answers
Please help me its due later today
agasfer [191]

Answer:

y

___

2

1

-2

-1

in that order, hope this helps :)

4 0
3 years ago
Read 2 more answers
Simplify 4+3(7+4*2) - 100​
bazaltina [42]

Answer:

4+3(7+4*2) - 100​ = -51

Step-by-step explanation:

4+3(7+4*2) - 100​

= 4 + 3 (15) - 100

= 4 + 45 - 100

= -51

6 0
3 years ago
Jane uses 42 cups of dog food each week to feed her dog. Which number sentence should be used to find N the number of cups Jane
Natali5045456 [20]

Answer:

C) 42/7 = n

Step-by-step explanation:

A week is 7 days, so, to figure out how many cups of dog food she gives her dog daily, we would need to do her weekly amount, 42, divided by 7, the amount of days in a week :)

6 0
2 years ago
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