Harita must memorize 90 measures of

Harita must memorize 90 measures of music for her cello solo at a concert. She plans on memorizing 18 new measures for every 3 days of practice. Which equation can be used to determine m, the number of measures Harita still needs to memorize, as a function of d, the number of days of practice since she began learning the piece?

m = 72 – 15d
m = 90 – 6d
m = 101 – 21d
m = 108 – 3d

Kết quả (Klingon) 1:

90 'AD QoQ solo cello DeSDu' concert ghob'e 'Memorize harita. ghaH nab 18 'AD cycle' Hoch 3 JAJ qeq memorizing. Lah DanoHmeH BAS equation m, 'JAJ AD So'meH qeq qaSchoH' ay 'ghoj ghaH Memorize tagh , law 'd, QAP Reh NIS harita mI' qIlmeH pij? m 72-15 d = m 90-6 d = m 101-21 d = m = 108 - 3d