Tell me answer of this question
Answers
Answer:
Step-by-step explanation:
5
−
7
=
1
3
+
1
2
5x-7={\color{#c92786}{13+12x}}
5x−7=13+12x
5
−
7
=
1
2
+
1
3
5x-7={\color{#c92786}{12x+13}}
5x−7=12x+13
2
Add
7
7
7
to both sides of the equation
5
−
7
=
1
2
+
1
3
5x-7=12x+13
5x−7=12x+13
5
−
7
+
7
=
1
2
+
1
3
+
7
5x-7+{\color{#c92786}{7}}=12x+13+{\color{#c92786}{7}}
5x−7+7=12x+13+7
3
Simplify
Add the numbers
Add the numbers
5
=
1
2
+
2
0
5x=12x+20
5x=12x+20
4
Subtract
1
2
12x
12x
from both sides of the equation
5
=
1
2
+
2
0
5x=12x+20
5x=12x+20
5
−
1
2
=
1
2
+
2
0
−
1
2
5x{\color{#c92786}{-12x}}=12x+20{\color{#c92786}{-12x}}
5x−12x=12x+20−12x
5
Simplify
Combine like terms
Combine like terms
−
7
=
2
0
-7x=20
−7x=20
6
Divide both sides of the equation by the same term
−
7
=
2
0
-7x=20
−7x=20
−
7
−
7
=
2
0
−
7
\frac{-7x}{{\color{#c92786}{-7}}}=\frac{20}{{\color{#c92786}{-7}}}
−7−7x=−720
7
Simplify
Cancel terms that are in both the numerator and denominator
Divide the numbers
=
−
2
0
7
x=-\frac{20}{7}
x=−720