MERCILINS MERCILINS
  • 22-12-2020
  • Mathematics
contestada

Solve the system of equations by using elimination.
-8a+7b=-69
-3a-3b=-9
ANSWERS;
A)5,-6
B)-6,5
C)6-3
D)-36

Respuesta :

mizsmif mizsmif
  • 23-12-2020

Answer: a=6, b=-3 (choice c) Let me know if you need step by step.

Step-by-step explanation:

Answer Link

Otras preguntas

The hypotenuse of a 45-45-90 triangle measures 10√5 in. What is the length of one leg of the triangle? A.)5√5 B.)5√10 C.)10√5 D.)10√10
i have no clue what to do please help
A 2000kg test car, traveling 60 ms hits a brick wall. Using motion pictures, the time involved is determined to be 0.050 s. What impulse does the car impart to
A scientist observes a petri dish containing a number of bacteria. On the first day, the dish had 300 bacteria on the second day, the dish had 1200 bacteria. On
Jonas wrote 9+8=17. What number sentence shows the commutative property of addition?
what is 10 to the - 7th power
Which of the following best describes the aftermath of Pontiac’s Rebellion? The British set aside land west of the Appalachian Mountains for American Indians, a
what are the contemporary social issues that impact negatively on local and global communities?
How many calories are in 12 ounces of Mountain Dew?
When a very electronegative atom strips a valence electron away from its partner, __________ form?