Solve the following simultaneous equations: (a) 3x-10y = 6 2x + 7y = 45
Answers
Answered by
2
Answer:
x=12,y=3
Step-by-step explanation:
3x-10y = 6 *2 ---------->6x-20y=12
2x + 7y = 45 *3 ---------->6x+21y=135
(-) ----------------
-41y=-123
y=3
apply y in equation 1
3x-30=6
3x=36
x=12
Similar questions
Math,
2 months ago
English,
2 months ago
Science,
4 months ago
Math,
4 months ago
Social Sciences,
10 months ago
India Languages,
10 months ago
India Languages,
10 months ago