2 years ago

Simplify 2x – 9y + 4x + 11y by combining like terms and then evaluate at x = -2 and y = 4.

Mathematics

1 answer:

Mashcka [7]2 years ago

7 0

Step-by-step explanation:

= 2x - 9y + 4x + 11y

First of all combining like terms

= 2x + 4x - 9y + 11y

= 6x + 2y

Now putting values

= 6 (-2) + 2(4)

= - 12 + 8

= - 4

You might be interested in

What is 2 3/5 multiplied by 2 as a mixed number or fraction

vivado [14]

Answer:

26/5 or 5 1/5

Step-by-step explanation:

First convert 2 3/5 into an improper fraction: 13/5.

Then multiply this result by 2: 2(13/5) = 26/5. This is the answer as an improper fraction.

26/5 as a mixed number would be 5 1/5.

6 0

2 years ago

Need help badly help me the 1st picture goes up to m11.

AURORKA [14]

Answer:

DO NOT CLICK THE OTHER PERSONS LINK

Step-by-step explanation:

It could possibly be a scam or virus so just report it

8 0

2 years ago

3. 28 – 18/ 2 * 3<br><br> / = divide <br> * = multiply

Gnoma [55]

Answer:I think it's -23.72

Step-by-step explanation:Step 1: Reduce the fraction

Step 2: Multiply

Step 3: Calculate

step 4: solution

4 0

2 years ago

PLEASE HELP IS LINEAR INEQUALITIES !!

SashulF [63]

Answer:

THE ANSWER IS C

Step-by-step explanation:

BECAUSE BABABOOEEE

8 0

2 years ago

What is 6 over 21 in simplest form

Naya [18.7K]

Answer:

2 over 7

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers