1. solve the equation using factoring. x2 + 8x - 20 = 0
a. {-2, 10}
b. {2, -10}
c. {-2, -10}
d. {2, 10}
2. solve the equation using factoring. x2 + 19x + 48 = 0
a. {3, 16}
b. {-3, -16}
c. {3, -16}
d. {-3, 16}

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step-by-step explanation:

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign

all the angles opposite to the angle 150 would be 150 and all the angles that are next to 150 are 30 because they equal 180 it you add it up.

step-by-step explanation:

try soting them out first

step-by-step explanation: