q= 6
r= 7
work--
Multiply 1st column by -2:
-30q+8r=-124
5q+8r=86
Subtract 2nd column from the first column:
-35q= -210
Solve for q:
q=6
Subtract q=6 by any of the two equations, so:
-30q+8r=-124
-30*6+8r=-124
Solve for r:
r=7
Answer:
7120
Step-by-step explanation:
Simple Division
Answer:
12+2.5t=H(t)
Step-by-step explanation:
It wouldn't be a complete answer it is just asking you to solve the formula for the rate of growth for his plant
Answer: 11/12
Step-by-step explanation:
Addition of fractions
#1 Change to the same denominator
- LCM (Least common multiple) of 4 and 6 is 12
- 9/12+2/12
#2 Add the numerator as usual
9/12+2/12
=(9+2)/12
=11/12
-------------------------------------------------
p=3/4+1/6
p=11/12
