Select all equations that have one solution. 2 x + 2 x + 2 = 4 x + 2
–3(– x – 2) = 3( x – 2)
12( x) = x + 12
34(4 x – 8) = 18
x + x – ( x + x) = 2 x – x + 2

Mr. bernard needs to order more boxes for his 16 inch diameter “super pizza.” use 3.14 to approximate π.

Cara earns a base pay of $1800 per month at a car dealership plus a commission of 6% of her sales. what are caras total earning in a month in which she sells $40000 worth of merchandise

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal