How do you solve 2z - 31 = -9z + 24?

2 answers:

6 0

2z−31=−9z+24

Add 9z to both sides.

2z−31+9z=−9z+24+9z

11z−31=24

Add 31 to both sides.

11z−31+31=24+31

11z=55

Divide both sides by 11.

11z/11=55/11

z=5

Oksana_A [137]3 years ago

3 0

2z - 31 = -9z + 24
+9z +9z
11z - 31 = 24
+31 +31
11z = 55
÷11 ÷11
z = 5

You might be interested in

A function is given.<br>f(x) = 2^x + 3<br>What is the value of f(-2)?

makvit [3.9K]

The answer is f(-2)=3/4.

8 0

3 years ago

The difference between the solutions to the equation x2= a is 30. what is a? show that your answer is correct.

timurjin [86]

Ok you would square root it
√30= 5.47

7 0

3 years ago

40lb<br> is what percent of 75lb

Travka [436]

Answer:

53/100

Step-by-step explanation:

40/75=53/100

7 0

4 years ago

Read 2 more answers

Whats is 6+6=6+6 please help

Anna007 [38]

6+6=12

12=12

aren't it

8 0

3 years ago

Read 2 more answers

QUESTION 5

Anni [7]

Answer: 2/13

Step-by-step explanation:

4 aces, 4 nines in a deck of 52 cards

so 8/52 chance of getting one of them reduce to 2/13

3 0

3 years ago