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Swaminarayan_Grade 8_Math_PT3_Online / 1 of 20
Which of the following represents a linear equation with one variable?
A. x +4y = 8
B. 2x + 3y = 6
C. 3x + 2 = 5
D. 3x +y = 11
Answers
Answered by
2
3x-2y=24 _____ (1)
2x-3y=18 _____ (2)
multiply (1) by 2
6x - 4y = 48
multiply (2) by 3
6x-9y=54
subtracting
6x - 4y = 48
6x - 9y = 54
- + -
___________
5y = -6
y=−
5
−6
3x−2(−
5
6
)=24
=3x+
5
12
=24
=3x=24−
5
12
=
5
120−12
=
5
108
∴x=
5
36
x+y=
5
36−6
=
5
30
=6
x−y=
5
36+6
=
5
42
Answered by
8
Answer:
answer is 42 dear please mark brainliest
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