30) Translate the following phrase into mathematical expressions. Use x to represent "a number." a. The product of a number and 12 b. Ten times a number subtracted from 21 В) a. 12х b. 21 10x D) a. x + 12 C) a. x + 12 A) a. 12x b. 10x - 21 b. 21 - 10x b. 10x 21

Q: Simplify. би- 12и - 48 и-7и+ 12

A: you can clearly understand if you follow the below solution

Q: a. 7+23 d. 2.62 f. -3 b. 9.31 8• (4) е. (: 5) g. С. 20-24

A:

Q: Evaluate x+1/3 when a) x= 2/3 b) x=-5/6

A: We  will find the required.

Q: Find each difference

A:

Q: Consider x1 = 10, x2 =9, x3 =5, x4=17 A. Find n B. Compose Ex1 C. Determine x.

A: Solution: Given sample data is  x1= 10, x2= 9, x3= 5  and x4= 17

Q: Which expression is equivalent to V6x 3, Your answer: 6°xy 15,,18 O 6x5y5 1. 3,,6 O 6xy 31 5,5 65

A:

Q: 8.) In a week, Jaden gets b cents for each time he makes his bed and w cents for each dish he…

A:

Q: What is each real-number root? 1. a. V-27 b. V-81 c. V(-7)2 d. V-49

A: Here we can  a and c are real numbers but others are not Solution is given below.

Q: Q: In a two digit number, the ten's di git is three times the unit's dig When the number is…

A: Given that:                      ten's digit=3 times unit digitNumber decreased by 54= Reversed…

Q: In the given diagram, each letter represents a different number (from 1 to 9), such that each of A+…

A: Given,

Q: III. Workout (Show all necessary steps). 11. Simplify the following expressions: a. 2V2 (V3+2) C.…

A:

Q: If 2xy, and 64=y when 4=x. Find the value of y when 8=x.

A: From the given information we find the value of Y .

Q: 15 (4.3x -2.1) +7.9 = 6 (9.6x –2.4) %3D

A:

Q: 3.) Simplify:-4-3+7.5 a. 6.25 b. ! C. d. 0

A:

Q: What is the product of -2 and – 5 ? A. -14 D. 14 В. —2 19 C. 28 28 O A O B O C O D

A:

Q: 41. Simplify the expression: 50 a. 5 b. 1 с. О d. -5

A: Solution:- Given 50 We know that,

Q: b. If a o b = a + 2b and a * b = a´ - b, find (203) * 4. %3D c. If a * b = a´ - i. (405) * 6 ii. 4 *…

A:

Q: find the number of terms in an AP in which A=5, D=25, and AN= 130

A: A=5,D=25 and AN=130

Q: 1) 3x + 4(2x + 9) 2) 5(x + 7) + 12 3) 4x + 8 + 3y + 2 + 7x

A:

Q: Write the English phrase, given in inverted commas, as an algebraic expression. Then simplify the…

A: we have to simplify the expression. let x represent the number. six times the product of negative…

Q: match each expression in the first column with its value in the second column in the figure below

A: We have to match the expression in the first column with its value in the second column. We will use…

Q: а.) у 2 2х- 6

A:

Q: 15. Which expression simplifies to 2v3 - 62 a. Vỹ + 8V24 – 3 V6 а. b. V18 – 4V12 –- 3 50 c. V12 +…

A:

Q: b) y = -2x2

A:

Q: oose the answer that best describes the relationship between A={integers divisible by 2} and B=…

A:

Q: Which expression is equivalent to V6x³y5?

A: