Marya plans to participate in a 20 km walk-a-thon. to prepare, she walked 4 km on monday. she plans to increase her walk by 2 km each week until she reaches 20 km.

marya’s calculations:

the equation representing marya’s calculations is . how many weeks will it take marya to reach her goal of a 20 kilometer walk?
891012

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

Which rational number could be graphed between -4 and -5

Anyone know? will mark brainliest if correct