A recipe calls for 12 lb of flour for 1 batch. How many batches can be made with each of the following amounts? 1 lb
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34 lb
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14 lb
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the answer is 15% decrease

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign