If you would like to solve the system of linear equations, you can do this using the following steps:
2x - y = -1 ... y = 2x + 1
2x + y = -7 ... y = -7 - 2x
The correct result would be: y = 2x + 1, <span>2x + y = -7.</span>
Answer:
it would cost r1.4
Step-by-step explanation:
because if you divide 70 by 50 to get to 1 muffin it. out 1.4 r
On the 5th week both classes will be on their 22nd letter