Answer:
x = 1
Step-by-step explanation:
1 + x = 2
Subtract 1 form both sides,
1 + x - 1 = 2 - 1
x = 1
Answer:
9/25 i think
Step-by-step explanation:
i got 9 from the tally marks, there was 9 tally marks,
and 25 is how much a quarter is
First find the percentage Pablo got on the spelling:
21/25 = 0.84
0.84 * 100 = 84 ( To convert into a percent)
Therefore Pablo scored less that 85%
~I hope this helps~
Answer:
The number is 72.
Step-by-step explanation:
Let the number be xy.
x = y + 5
10x + y - 2(10y + x) = 0.25(10x + y)
10x - 2x + y - 20y = 2.5x + 0.25y
5.5x - 19.25y = 0
Substituting for x:
5.5y + 27.5 - 19.25y = 0
-13.75y = -27.5
y = 2.
So x = 2 + 5 = 7.
