Question
Ryan has some pink and brown beads. The total mass of all his beads is 210 g. He has 8 less pink beads than brown beads. The average mass of the pink beads is 4 g. The average mass of the brown beads is 7 g. How many beads does Ryan have altogether?
3 m

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Ryan has some pink and brown beads. The total mass of all his beads is 210 g. He has 8 less pink beads than brown beads. The average mass of the pink beads is 4 g. The average mass of the brown beads is 7 g. How many beads does Ryan have altogether?