Josh had $50 in his checking account. He spent $30 at Game Stop and bought a gift for his mother on Mother's Day for $20. What is the balance in his checking account now?

$0

as 20 + 30 = 50 and he only had $50

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis:

b. f(x) = –√x + 3this is the correct answer