Answer:
t = 9
Step-by-step explanation:
Step 1:
- t = 9 ( t - 10 ) Equation
Step 2:
- t = 9t - 90 Multiply
Step 3:
- t + 90 = 9t Add 90 on both sides
Step 4:
90 = 10t Add t on both sides
Step 5:
t = 90 ÷ 10 Divide
Answer:
t = 9
Hope This Helps :)
10 different groups can ski.
This is a combination of 5 items taken 3 at a time:
Answer:
x y
0 -1
-1 0
-8 7
Step-by-step explanation:
y = -x - 1
when x = 0, y = -1
when y = 0
0 = -x - 1
x = -1
when x = -8,
y = -(-8) - 1
y = 7
Answer:
y=3x-1 (replace x with 7 )
Step-by-step explanation:
y=3 (7)-1
y= 21-1
y= 20
note: multiply 3 with seven and minus 1 the answer is y so y=20
