Question

find x if 7x=15^2-13^2​

Answer 1

Answer:

7x=15^2-13^2

7x=225-169

7x=56

x=8

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Answer 2

Answer:

x=8

Step-by-step explanation:

7x=15^2-13^2       gives 7x=225-169=56,7x=56 therefore x=56/7=8