SaiBook.us Algebra

Home Course Section Lessons: L1 L2 L3 L4 L5 L6 L7 L8 L9 L10

Register Enroll

Quiz Discussion

Title: Find the variable value

Grade: 7-b Lesson: S3-L9

Explanation: Let us discuss a few questions on this topic and review the answers to every question.

Quiz: Discussion in Class

Problem Id	Question	Problem	Options
Steps 1	Find the value of '\$x\$'	\$ 3^(3x-5) = 1/9 \$	A) -1 B) 4 C) 2 D) 1
Steps 2	Find the value of '\$x\$'	\$2^(4x+6) = 2^2 \$	A) 1 B) -1 C) 2 D) -2
Steps 3	Find the value of '\$x\$'	\$ 5^(x + 10) = 1/5^(2/3) \$	A) \$ 34/4 \$ B) \$ 34/3 \$ C) \$ -32/3 \$ D) \$ 32/3 \$
Steps 4	Find the value of '\$x\$'	\$ 9^(x + 10) = 3^((2(2/3))) \$	A) \$28/3\$ B) \$-28/3\$ C) \$10/3\$ D) \$-10/3\$
Steps 5	Find the value of '\$x\$'	\$ 2^(3(2x+4))=4^(6x+15) \$	A) -3 B) 6 C) 5 D) -7

Problem Id

Question

Problem

Options

Steps 1

Find the value of '\$x\$'

\$ 3^(3x-5) = 1/9 \$

A) -1

B) 4

C) 2

D) 1

Find the value of '\$x\$'

\$2^(4x+6) = 2^2 \$

A) 1

B) -1

C) 2

D) -2

Find the value of '\$x\$'

\$ 5^(x + 10) = 1/5^(2/3) \$

A) \$ 34/4 \$

B) \$ 34/3 \$

C) \$ -32/3 \$

D) \$ 32/3 \$

Find the value of '\$x\$'

\$ 9^(x + 10) = 3^((2(2/3))) \$

A) \$28/3\$

B) \$-28/3\$

C) \$10/3\$

D) \$-10/3\$

Find the value of '\$x\$'

\$ 2^(3(2x+4))=4^(6x+15) \$

A) -3

B) 6

C) 5

D) -7