What is the value of 4{n=1(-1)^n (3n+2)?
0 -38
o -14
O 6
O 38

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?