First, i put the equation in y=mx+b by dividing 2, since its 2y. since it’s perpendicular we’re talking about you switch the sides (opposite reciprocals). the rest should be self explanatory.

4 0

3 years ago

(5x^2−3x−2)−(−2x^2−x+10)<br> Express the answer in standard form

masha68 [24]

Answer:

7x2−2x−12

Step-by-step explanation:

7 0

3 years ago

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The product of 9 and the sum of three times a number and 8 is 180. What is the number?

Nataliya [291]

9(3n + 8) = 180
3n + 8 = 180/9
3n + 8 = 20
3n = 20 - 8
3n = 12
n = 12/3
n = 4 <==

4 0

3 years ago