Diluted hydrochloric acid is used to test for carbonate minerals such as calcite. which rock showed evidence of carbonate minerals?
a.) quartz
b.) obsidian
c.)marble
d.) gneiss

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

answer; ///progressive relaxation;

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