4th grade math
posted by mythreyee .
laura is 2 inches taller than rebecca. maxine is 4 inches taller than rebecca. the total height for the three girls is 150 inches. how tall is rebecca

(r+2) + r + (r+4) = 150
3r+6 = 150
3r = 144
r = 48
now the others are clear, no?
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