Answer:
x=1
Step-by-step explanation:
5x + 2 = 3x + 4(2x - 1)
Distribute the 4
5x + 2 = 3x + 8x - 4
Combine like terms
5x + 2 = 11x - 4
Subtract 5x from each side
5x -5x + 2 = 11x - 5x - 4
2 = 6x-4
Add 4 to each side
2+4 = 6x-4+4
6 = 6x
Divide each side by 6
6/6 =6x/6
1= x
Answer:
Step-by-step explanation:
the unit of length is meter,
so, 80cm=0.8cm, 10cm=0.1m
the length of the rail=
=
Answer:
Step-by-step explanation:
rewrite as multiplication
look to factor
, difference of 2 squares and perfect square
, finish factoring and simplify
2(x+3)
63/8 is 7.875, or 7 remainder 7.
Answer:
=
1
8 hope this helps!!! :)
Step-by-step explanation:
1
2
⋅
−7
=
1
3
(
−
1
2
)
1
2
−
7
=
1
3
−1
2
)
1
2
−
7
=
1
3
−
1
2
)
Multiply by 1
Combine multiplied terms into a single fraction
Multiply by 1
Add
to both sides of the equation