If the foreign exchange rate between the U. S. dollar and the Japanese yen is 1:90, how many yen will you get for $15?

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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in mathematics, a constraint is a condition of an optimization problem that the solution must satisfy. there are several types of constraints—primarily equality constraints, inequality constraints, and integer constraints. the set of candidate solutions that satisfy all constraints is called the feasible set.

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