\( A=|x-2|-3|-3 x+9| \).

A certain number, when decreased by 12, multiplied by four gives 56. Write this as an equation and solve it by factoring.

19. Expand: : \( (5 a-3 b)^{3} \)

08-01 यदि अनुकममा छ पदहरू धपिएका छन भने, त्यसपी योगफल गणना गर्नुहोस् । Solve (हल गर्नुहोस्: \( 4^{x}+128=6 \times 2^{x+2} \) Simplify (सरल गनुहोस्) : \( \frac{2}{1-x^{2}}+\frac{2}{1+x^{2}}+\frac{4}{1+x^{4}} \) e area of rectangular field is 28 sq. meter. If

What does the exponent in an expression indicate?

2. Suppose y varies directly with \( x \). If \( x \) is 30 when \( y \) is 10 , what is \( x \) when \( y \) is 9 ? (D) 3 (1) 27 (C) 29 (D) \( \frac{300}{9} \) 3. Which equation represents a line with slope -2 and \( y \)-intercept 3 ? (D) \( 3 y=x-2 \) (C) \( 3 y=-2 x+1 \) (H) \( y=2 x-3 \) D \( y=-2 x+3 \) 8. What is the vertex of \( y=|x|-5 \) ? (A) \( (5,0) \) (B) \( (-5,0) \) (C) \( (0,5) \) (D) \( (0,-5) \) . The amount of a commission is directly proportional to the amount of a sale. A realior recelved a commlssion of \( \$ 48,000 \) on the male of an \( \$ 800,000 \) house. How much would the commission be on a \( \$ 650,000 \) bouse?