(n+1)x 2=10
2n+2=10
2n=8
n=4
Answer:
1 and 4/35
Step-by-step explanation:
Use distribution property to solve:
6/5 × -5/7 -3/4 -5/7 × 4/5 = -5/7 ( 6/5 - 3/4 ) x 4/5 = -5/7 ( 24/20 - 15/20 ) x 4/5 = -5/7 (-39/20) x 4/5 = 780 / 700 = 1 4/35
Answer:
4k-40
Step-by-step explanation:
you first <em>bracket </em><em>the </em><em>expression </em><em>k-1</em><em>0</em><em> </em><em>you </em><em>then </em><em>multiply </em><em>it </em><em>by </em><em>4</em>