On a certain day 1 us dollar is equivalent in value to 90 japanese yen. lucy is going on a trip to japan. she has $900 to spend. how many yen is this?

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Could someone with number 1 and 2

Me find the value of x each figure.