Ten times two is equal to twenty.
Answer:
81/70
Step-by-step explanation:
5/14+4/5=25/70+56/70=81/70
Answer:
-2.46, -10/4, 14/5, 2.5.
Step-by-step explanation:
Answer:
21/4
Step-by-step explanation:
21 y = -4x Divide 21 on both sides
y = -4/21x Slope is -4/21
Perpendictulare lines have a slope that are the negative inverses of eachother, so flip the 4 and the 21 and make it positve instead of negative