Choose the letter of the correct answer and write on your paper 1. What is 2(a+b+c) in English phrase? A. Twice of abc C. The sum of a, b and c B. Twice the sum of a, b and c D. Twice of a, b and c 2. Translate "The sum of twice a number and eight is ten" in mathematical equation. A. 2(a+8) = 10 C. a +8 = 10 B. 2a + 8 = 10 D. (a+8)2 = 10 3. Identify the numerical coefficient in the given algebraic expression: 10x*yz A. 3 B. 10 D. xly C.xyz 4. Which of the following is a polynomial? - - 3 egy b. 4x+ 2y d. 4x + 16 а. Заі .4 5. In the expression 2x+y+3x*y, what is the number of terms and the degree of the polynomial? A. 2 terms, 4th degree C. 3 terms, 4 degree B. 2 terms, 6 degree D. 4terms, 6 degree 6. Ifa=1. b=2, c= 3. what is 2a + b c C. 3 7. If x= 3. y = -2, 2= -1 evaluate 4x + 3y A. 18 09 D 18 8. What is the additive inverse of the expression (7a - 52 A.-ra - 5 Ba_5 C! 7a --5D, 7a 5 9. Find the surn when 2a5a-8) is added to 7a2 . 3a - 1). A. 5a2 - 2a-9 C Sa 2a 9 B. 5a + 2a -9 D. 5a + 2a + 9 10. Find the result when you subtract (3 a4 by (2a + a-8) A, a 5a + 12 Gua 5a 12 B. al -5a 4 Daf-5a-4​