GirlsGotaVoice GirlsGotaVoice
  • 10-07-2019
  • Mathematics
contestada

Evaluate -7a – 2b, if a = -1 and b = 2

Respuesta :

Grayvtrain555
Grayvtrain555 Grayvtrain555
  • 10-07-2019

Answer:

3

Step-by-step explanation:

Plug in the values for a and b=     -7(-1)-2(2)

Multiply=   7-4

Subtract=   3

Hope this helps ^-^

Answer Link
Аноним Аноним
  • 10-07-2019

Answer:

3

Step-by-step explanation:

We'd just substitute the value provided to us with the variable.

-7(-1) - 2(2)

-7 * -1 = 7

-2(2) = -4

7-4 = 3

Our answer is 3

Answer Link

Otras preguntas

A paralleogram has a perimeter of 56 inches. Two of the sides are each 13 inches long. What is the length of the other two sides
Use what you’ve read in the passage to answer this question.Which character’s description of the planet turned out to be right in the end? Was the planet a horr
Describe Charles Dicken's family (his parents and siblings)
I need help and I can’t find any sadly. Help!!
Jeremy brought a sandwich and a drink that cost him $7. His drink cost $1.75. Solve the equation 7=s + 1.75 to find s, the cost of Jeremy’s sandwich.
Would you rather …… be locked in a room with a thousand mosquitoes or be locked in a room with twenty bees? Why??
Please help if you can!
pls help. will give brainliest :)
Which of the sets of ordered pairs represents a function? A = {(3, −5), (4, 6), (3, 9), (2, 7)} B = {(2, 4), (−1, 4), (5, 4), (4, 4)} a Both A and B b Only B
Kennedy made 12 3/8 cups of tea. She and her friends drank 7 1/4 cups. How much was left?