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Linear Equation Heuristics

**Problem Solving Heuristics**
4-step process according to Polya
Step 1: understanding problem

Step 2: Devising a Plan

Step 3: Carrying out the Plan

Step 4: Looking Back

**Task 1**
Individually review the various problem solving strategies on the** linoit** and
(1) identify a problem solving strategies eg. guess and check
(2) provide an example on how to use this strategy
resource:
refer to the videos in the link
ACE learning
any reliable sites on problem solving **Heuristics**

**Task 2**
working in pairs, solve the following problems and post your solution as a new entry. you may write on a piece of paper and upload as a picture.
The following students have been identified as ics of the respective questions.
Find a buddy and together solve and post the solution as a new posting.

**Classwork**
Q1 Kevin
Q2 Jovan
Q3 Kuang Seng
Q4 Ryan Chew
Q5 Rui Zhi
Q6 Malcolm
Q7 Ruo Song
**Challenge Yourself**
Q1 Sherman
Q2 Denzel
Q3 Issac
Q4 Shawn Liew
**Sample problem and solution**
Example 3
Q5)

ReplyDeletex=sum of money

$1.60*n+$0.80=x

$0.70x(n+10)+$0.10=x

n=?

x=$7+$0.10+$0.7n

x=$1.6n+$0.80

1.6n-0.7n=0.9n

7.10-0.80=6.30

0.9n=6.30

n=7

(i)Mrs Tan bought 7 mangoes.

7x$1.60+$0.80=$12

(ii)Mrs Tan had $12 to buy fruits

By Nicky Epic Tan and Choy Whereistheruizhi