Learning outcomes
1. Students will write the puzzle.
interchanging the digits is greater by
The number obtained by
The sum of the digits of a two-digit number is
2. Students will solve the puzzle by converting it into algebraic expressions in two variabl
than the number.
OR
than the number.
The sum of the digits of a two-digit number is
interchanging the digits is smaller by
The number obtained b
x + y =
...(I)
10x + y -
= 10y + x
OR
10x + y +
= 10y + x
X -
...(II) OR
y=-
Adding equations (I) and (II),
X =
and
y=
Answers
Answered by
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Answer:
g thvc fv g gv
Step-by-step explanation:
bvfd fectc gd ycvm
tvc gv urgbgre tc hrc hc gd
fggvn hd hf
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