Try another version of this question Compute: `5[(-1,4),(8,-4)] + 4[(7,7),(-6,-4)]` `[(54,99),(18,-72)]` `[(6,11),(2,-8)]` `[(23,48),(16,-36)]` `[(15,20),(11,1)]` Get help: VideoBox 1: Select the best answer `[(23,48),(16,-36)]`
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Box 1: Select the best answer