In triangle ABC, m∠A=(6x+9)∘, m∠B=(x−8)∘, and the exterior angle at C is 141∘. What is the measure of angle B?
12∘
20∘
141∘
129∘

Write the expression 7x^3-28xy^2 as the product of 3 factors

10x − 5y + 14 = 0 whats the answer pls

Which equation could represent the relationship shown in the scatter plot? y=−3x−2 y=−3/4x+10 y=−2/3x+1 y=9x−12 scatter plot with x axis labeled variable x and y axis labeled variable y. points go from upper left to lower right.