Let x be the number of square feet to be mowed
215 square feet take 22 minutes
x square feet take 12 minutes
215 square feet take 22 minutes
x square feet take 12 minutes
Y = 4x– 9 Complete the missing value in the solution to the equation. (3,_)
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Dividing 20 by 100 gives us 1%. so 0.2 × 3 = 0.6 so it take 3 0.2s to get to 0.6. meaning 0.6 is 3% of 20.
move all terms to the left side and set equals to zero. then set each factor equal to zero
