(8.2) • (8.2) • (8.2) exponential expression

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?