Question

pls answer.its urgent

Answer 1

Answer:

bro, have you ever heard of a screenshot XD

Step-by-step explanation:

0.5a + b = 60

a^2 + b^2 = 13

multiply top equation by a

a(0.5a + b = 60)

0.5a^2 + ab = 60a

a^2 + b^2 = 13

There doesn't seem to be a working method to solve this.