a) 4g-21=6g-3
b) 7(e-4)-3=46
Answers
Answered by
0
Step-by-step explanation:
1
Add
2
1
21
21
to both sides of the equation
4
−
2
1
=
6
−
3
4g-21=6g-3
4g−21=6g−3
4
−
2
1
+
2
1
=
6
−
3
+
2
1
4g-21+{\color{#c92786}{21}}=6g-3+{\color{#c92786}{21}}
4g−21+21=6g−3+21
2
Simplify
Add the numbers
Add the numbers
4
=
6
+
1
8
4g=6g+18
4g=6g+18
3
Subtract
6
6g
6g
from both sides of the equation
4
=
6
+
1
8
4g=6g+18
4g=6g+18
4
−
6
=
6
+
1
8
−
6
4g{\color{#c92786}{-6g}}=6g+18{\color{#c92786}{-6g}}
4g−6g=6g+18−6g
4
Simplify
Combine like terms
Combine like terms
−
2
=
1
8
-2g=18
−2g=18
5
Divide both sides of the equation by the same term
−
2
=
1
8
-2g=18
−2g=18
−
2
−
2
=
1
8
−
2
\frac{-2g}{{\color{#c92786}{-2}}}=\frac{18}{{\color{#c92786}{-2}}}
−2−2g=−218
6
Simplify
Cancel terms that are in both the numerator and denominator
Divide the numbers
=
−
9
g=-9
g=−9
Solution:
=
−
9
Similar questions