Math, asked by anajuliabalbino15, 1 month ago

1)
a) {x + y = 8
x − 2y = 11



b) {3x − 2y = −7
2x − 4y = −6
x − y − 2z = 1



c) {
−x + y + z = 2 �� − 2�� + �� = −2
x + 2y + z = 9


d) {
2x + y − z = 3 3�� − �� − 2�� = −4

Answers

Answered by krishna67420
1

here is the solution of the following

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