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The line through the points (-2,a) and (9,3) has slope -1/2.find the value of apls send a pic of the working guys asap |
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Answer» HOPE it will help you Step-by-step explanation: SLOPE (m) = y₂-y₁ ÷ x₂ - x₁ -1÷2=3-a ÷ 9+1 -1÷2 = 3-a ÷10 Do CROSS multipy -10 = 6-2a 2a = 6+10 2a = 16 a = 16÷2 a= 8 Therefore, a= 8 |
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