Answer:
105
Step-by-step explanation:
15 times 7 =105
160 x 4 =? ~a~
~b~ solve the equation i gave you
Answer:
AC
Step-by-step explanation:
2x+10=0
subtract 10 from both sides
2x=(-10)
divide 2 from both sides
x=-5
answer: 60
age difference is 30 years
10x4=40
40-10=30
when she is 30 he will be 60 because 30(her age) + 30 (age difference) = 60
