I'm not so sure but i think it's D hope it's right
Answer:. x = 18
Step-by-step explanation:
Solve by substitution. Given: y= 12x. Rewrite the original equation y= 180 + 2x to 12x = 180 +2x. Subtract 2x from both sides. 10x = 180. Then divide both sides by 10.
x=18
So once she has sold 18 necklaces, she has covered her costs (180 + 36) and she begins to make a profit.
Hi, the answer is 209. Hope this help
49.5
To figure this out you have to multiply the percent times the number but remember to change the percent when multiplying by moving the decimal two places to the right. There fore the equation would be .88•56.25=49.5
Answer:
When you multiply through by the LCD and solve the resulting quadratic equation, you get solutions x=2 and x=1. However when we try to check the solution x=2, it causes the first and last denominators to become 0, which is undefined. However x=1 checks.
Step-by-step explanation:
