{6х-3у=24|÷3 {2х-у=8. {-у=8-2х|×(-1)
{2х+7у=24. {2х+7у=24.{2х+7у=24.
{у=2х-8. {у=2×5-8 {у=2
{2х+7(2х-8)=24. {х=5. {х=5.
2х+14х-56=24
16х=24+56
16х=80|÷16
Х=5
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{6х-3у=24|÷3 {2х-у=8. {-у=8-2х|×(-1)
{2х+7у=24. {2х+7у=24.{2х+7у=24.
{у=2х-8. {у=2×5-8 {у=2
{2х+7(2х-8)=24. {х=5. {х=5.
2х+14х-56=24
16х=24+56
16х=80|÷16
Х=5