A cookie factory uses 9/10 of a bag of flour in each batch of cookies. The factory used 4 1/2 bags of flour yesterday. How many
1 answer:
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(smaller length measure) to (larger length measure)
3 to 9 or 6 to 18
reduces to 1 to 3 or
3 to 9 or 6 to 18
reduces to 1 to 3 or
When A is added to twice B, the result is 21
When B is added to twice A, the result is 18
From the first equation;
Substitute the value of a in the 2nd equation
Simplify
Collect like terms
Divide both sides by - 3
Substitute the value of b in the first equation
Simplify
Therefore, A is 5 and B is 8. Hope I helped? ☺️
When B is added to twice A, the result is 18
From the first equation;
Substitute the value of a in the 2nd equation
Simplify
Collect like terms
Divide both sides by - 3
Substitute the value of b in the first equation
Simplify
Therefore, A is 5 and B is 8. Hope I helped? ☺️