3 years ago

Evaluate -8z + 5 - 2x - 4 + 5x when x=2 before and after simplifying.

Mathematics

2 answers:

Alchen [17]3 years ago

6 0

Answer:

-8z+5-4-4+10=0

-8z=-5+4+4-10

-8z=-7

z=7/8

im not sure tho

Marianna [84]3 years ago

4 0

The answer is -8z+7

You just have to put in number 2 to the variable x. It's really simple.

You might be interested in

Which expression is equivalent to 6a + 15?

12345 [234]

Answer:3(2a+5)

6a+15 divide both sides by 6

a=2.5

Step-by-step explanation:

5 0

3 years ago

12 POINTS PLEASE HELP.

andrezito [222]

I THINK THE BUILDING IS 6X TALLER THAN A PERSON

6 0

3 years ago

The sum of a number and 6% of itself is 42.4. find the number

kvasek [131]

Answer:

Step-by-step explanation:

6% of number = 6/100 × x = 6x/100 = 3x/50

Sum of the number and 6% of itself = 42.4

x + (3x/50) = 42.4

(50x+3x)/50 = 42.4

53x = 42.4 × 50

53x = 2120

x = 2120/53

x = 40

8 0

3 years ago

Read 2 more answers

HELP ASAP IM STUPIDDDDD <br><br><br> Write the power as a product of factors: 9^7

algol [13]

Answer:

9x9x9x9x9x9x9, theres your answer

7 0

3 years ago

Read 2 more answers

Graph (-4,5), (2,3), (-3.0). (-4,-5). (-5. 2). and (-5.3) and connect the points to form a polygon. How many sides does the poly

Keith_Richards [23]

Answer:

Step-by-step explanation:

Source: Desmos.

When the points are plotted, the shape is a polygon. The polygon has 6 sides.

Picture represents the polygon shape, and its sides

8 0

2 years ago