The price of a watch was increased by 20% to £162. What was the price before the increase?
2 answers:
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The slope is:
the GRAPH is shown below⬆⬆⬆⬆⬆⬆⬆⬆
midpoint is (0,-1) {see graph on the right}
the GRAPH is shown below⬆⬆⬆⬆⬆⬆⬆⬆
midpoint is (0,-1) {see graph on the right}