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He electrician charges $70 per hour plus a $35 service fee. The total cost, c, for t hours of work is given by the equation c = 70t + 35. If the total cost of the electrician's last job was $245, for how
answered
Sep 23, 2020
Mathematics
high-school
4
votes
156k
views
Solve this please and list your steps
answered
Jun 19, 2020
Mathematics
middle-school
0
votes
27.2k
views
When working with electric charges, what symbol is used in equations to represent the electric field of an object? A.q B.E C.F^e D.r
answered
Mar 17, 2020
Physics
high-school
1
vote
71.2k
views
What causes matter to exist in three different states
answered
Feb 17, 2020
Chemistry
middle-school
0
votes
111k
views
Simplify (−8 + 8i) − (5 + 4i).
answered
Dec 24, 2019
Mathematics
high-school
2
votes
208k
views
Write each statement as an algebraic expression. The product of two numbers, p and q, decreased by three times their sum.
answered
Nov 8, 2019
Mathematics
high-school
3
votes
26.2k
views
How does altering the dna of a peanut affect the proteins in peanuts that cause allergic reactions?
answered
Nov 1, 2019
Biology
high-school
3
votes
111k
views
Why did the United States send financial aid to Jiang Jieshi at the beginning of the Chinese civil war but later refuse his request for military aid?
answered
Apr 26, 2019
History
middle-school
4
votes
227k
views
An example of natural selection is the tail of a male peacock. The females of the species choose mates based on the colors of the males’ tail feathers. If females begin using different criteria than feather
answered
Jan 19, 2019
Biology
college
2
votes
161k
views
Why do you think knowing enthalpy of reaction might be useful?
answered
Aug 19, 2018
Chemistry
high-school
6
votes
94.1k
views
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