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3 years ago

14

Find m A.)38 B.)22 C.)52 D.)12

2 answers:

sp2606 [1]3 years ago

8 0

Answer:

x =12

Step-by-step explanation:

The two angles add to 90 degrees

4x+4 + 5x-22 = 90

Combine like terms

9x - 18 = 90

Add 18 to each side

9x -18+18 = 90+18

9x = 108

Divide each side by 9

9x/9 = 108/9

x =12

MariettaO [177]3 years ago

5 0

Answer:

C.) 52°

Step-by-step explanation:

<u>find x first</u>

4x + 4 + 5x - 22 = 90

9x - 18 = 90

9x = 108

x = 12

<u>plug it into the expression</u>

4(12) + 4

= 48 + 4

= 52°

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Shkiper50 [21]

Answer:

x=17/4

Step-by-step explanation:

(x-3)/(x+2)=1/5

cross product

1(x+2)=5(x-3)

x+2=5x-15

5x-x-15=2

4x-15=2

4x=2+15

4x=17

x=17/4

3 0

2 years ago

Write the phrase as an expression. Then evaluate the expression when x = 5.

Nadusha1986 [10]

Answer:

6 + 8x

46

Step-by-step explanation:

1. Write the expression

6 + 8x

2. Plug in 5 for x

6 + 8(5) → 6 + 40 = 46

6 0

2 years ago

Beginning at 8:30 A.M., tours of the national capitol and the White House begin at a tour agency. Tours for the national capital

Rashid [163]

When do the tours stop?

3 0

2 years ago

Read 2 more answers

A toy train has 8 compartments and an engine that is 8 inches long. Each compartment is 4 inches long. Each compartment is joine

luda_lava [24]

Answer:

64in

Step-by-step explanation:

links=8*3=24

compartments + engine=4*8+8=40

40+24=64

3 0

2 years ago

A full waterbed mattress is 8ft by 2ft by 2ft. The mattress is to be filled with water that weighs 62.4 lb/ft^3. Find the weight

Alex_Xolod [135]

Answer:

1997 lbs

Step-by-step explanation:

First we need to find the volume of the mattress

V = l*w*h

V = 8*2*2

V =32 ft^3

Then multiply by the density

32 ft^3 * 62.4 lb / ft^3 =

1996.8 lbs

To the nearest lb

1997 lbs

7 0

3 years ago