Represent and Solve Equations and Inequalities

What is the value of x?

• 15

• 20

• 5

• 12

17 = x + 3

• x = 20

• x = 14

• x = 13

• x = 19

x - 32 = 49

• x = 17

• x = 71

• x = 81

• x = 49

10x = 90

• x = 80

• x = 100

• x = 10

• x = 9

What value of x satisfies the equation? Before you submit, check your answer by plugging your answer in for x in the original equation. Write the value of x, do not write x=

Mathematical Equivalence

ON

A college has two classrooms of students. -Classroom A had 70 students. -Classroom B had 30 students. -Classroom A sent groups of 4 students to Classroom B until both classrooms had the same number of students. The equations shown represents the situation. 70 - 4x = 30 + 4x How many groups did Classroom A send to Classroom B?

Mathematical Equivalence

ON

Solve the linear inequality.

• x > 1

• x > 5

• x > -1

• x < -1

Solve the following equation:

5(3x -2) = 7(2x-5)

Mathematical Equivalence

ON

Tags

CCSS.MATH.CONTENT.HSA.REI.B.3

Solve.

3(4x + 5) - 12x = 20

This equation has ​ (a)  

• no solution

• exactly one solution

• infinitely many solutions