3x+2(5x-3)=7
3x+10x-6=7
13x-6=7
13x=13
x=1
Same question
x+y=30
x is 1/5 of y
x=y/5
subsitute
y/5+y=30
multily both sidse by 5
y+5y=150
add
6y=150
divide both sides by 6
y=25
subsitute
x=y/5
x=25/5
x=5
the numbers are 5 and 25
Answer:
a
Step-by-step explanation:
1/4 5 time is 5/4 and if you multiply by - there will be negative on the product.
Answer:
sorry bro don't read Spanish but it's not over 3
Step-by-step explanation:
Answer:
the answer C
Step-by-step explanation:
