3k+10=2k-21
move 2k to the other side
sign changes from +2k to -2k
3k-2k+10=2k-2k-21( combine like terms)
3k-2k+10= -21
k+10=-21
move +10 to the other side
k+10-10= -21-10
k= -21-10
answer:
k= -31
Answer:
3
Step-by-step explanation:
Answer:
x<20
Step-by-step explanation:
x-10<10
add 10 to both sides
x<20
X can therefore be anything less than 20.
Im pretty sure its 1.09375