keishalkdndra keishalkdndra

04-06-2016
Mathematics

contestada

Penyelesaian dari sistem persamaan linier dua variabel 5x-y=-8 dan ×+3y=8 adalah

Respuesta :

ANCKPOP ANCKPOP

04-06-2016

5x-y=-8 dan ×+3y=8 *3 {5x - y = -8 *1 {X + 3y = 8 15x - 3y = -24 X + 3y = 8 -------------------- 16x // = -16 x = -16/16 X = -1 *x + 3y = 8 (-1) + 3y = 8 3y = 8 + 1 3y = 9 y = 9/3 y = 3 :)

Answer Link

Otras preguntas

Can someone help me with this math question plsss it would mean alot :D! (LOTS OF POINTS!!!!!!!!!!)

When a buyer signs a contract, what type of title would he most likely have? a) Legal b) Actual c) Equitable d) Specific

is it ethical to use selective breeding of farm animals for agriculture

what is the equation of a line passing through (-3,7) and having slope -5

Where did the revolution began, before U.S.

Solve for x in the inequality. -8x 4 < -4

is it ethical to use selective breeding of farm animals for agriculture

5/3 + n = 4 1/4 what is n??

Based on the information in the model which equation represents the Pythagorean theorem?

Write the following in standard form: 4x3-2x4 8 x 10 x 2-4