x+y=6 and 20x+30y=140 can be used to determine the number of each type of lawn mowed by Sarah.
Step-by-step explanation:
Given,
Charges for cutting small lawns =$20
Charges for cutting large lawns = $30
Total yards mowed = 6
Total amount earned = $140
According to given statement;
x+y=6 Eqn 1
20x+30y=140 Eqn 2
x+y=6 and 20x+30y=140 can be used to determine the number of each type of lawn mowed by Sarah.
Keywords: linear equation, addition
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Answer:
8. 24
9.55.3
Step-by-step explanation:
You can use Pythagorean theorem to solve
10 squared + 3 squared = x squared
100+9=x squared
109=x squared
square route 109 and x to get
10.44=x
Answer:
the solutions of x^2=16x-28 are
2) 2 and 14
Answer:6 × 5 and 5 + 5 + 5 + 5 + 5 6 + 6 + 6 + 6 + 6
Step-by-step explanation:
