2 years ago

Evaluate u + xy, for u = 20, x = 9, and y = 8

Mathematics

2 answers:

elena-14-01-66 [18.8K]2 years ago

8 0

This is how you work it out:
u + xy
Plug in your numbers that you know:
20 + 9 * 8
20 + 72
92

stiks02 [169]2 years ago

3 0

20+9(8)..... (Substitute and multiply 9 by 8 20+72 (add 20 and 72) 92

You might be interested in

Circletowns limits forms perfect circular shape it has a population of 20,000 and a population density of 480 people per square

aleksklad [387]

Answer:

Check the explanation

Step-by-step explanation:

Kindly check the attached image below to see the step by step explanation to the question above.

8 0

2 years ago

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.

olasank [31]

Answer:

x=18 y=69

Step-by-step explanation:

3x+5y=399

x+5y=363

2x=36

x=18

18+5y=363

5y=345

y=69

5 0

1 year ago

a square pyramid has a base with a side length of 4 feet and lateral faces with heights of 3 feet. whay is the lateral area of t

Nastasia [14]

The answer would be 6 because you need to multiply the L by the H divided by to: 4x3+12 12/2 +6

3 0

2 years ago

Is this right please help.Will mark brainliest

KatRina [158]

Yes it is because -7+7=0 & 0+5=5 & 7+5=12

3 0

2 years ago

Read 2 more answers

Simplify (1/3x+3)=5-x<br> The answers 3/4 I just don’t know how to solve it.

omeli [17]

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

multiply both sides by three

1x+9=15-3x

add 3x to both sides

4x+9=15

subtract 9 from both sides

4x=3

divide both sides by 4 to isolate x

x=3/4

4 0

2 years ago