3/7 because that is the number being added to the zero in the equation
False — if it doesn’t cross, it has no real roots.
First one is 4^2 or just 16.
Second one is using√ So what you want to do is 2√16
Hope this helps
Answer:Let x = pay per hour as a carpenter and y = pay per hour as a blacksmith
Last week she worked 12 hours as a carpenter
earning 12x dollars
and 20 hours as a blacksmith
earning 20y dollars
and earned a total of $860
and those two things add up to 860.
Do the same with the other sentence, giving you a second equation.
Step-by-step explanation: