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2 votes
Solve for x. Write both solutions, separated
by a comma.
5x2 + 2x - 7 = 0

User Leiba
by
5.3k points

1 Answer

1 vote

Answer:

it equals 1

Explanation:

(5)(2)+2x−7=5

Step 1: Simplify both sides of the equation.

(5)(2)+2x−7=5

10+2x+−7=5

(2x)+(10+−7)=5(Combine Like Terms)

2x+3=5

2x+3=5

Step 2: Subtract 3 from both sides.

2x+3−3=5−3

2x=2

Step 3: Divide both sides by 2.

2x

2

=

2

2

x=1

User Johannes Ernst
by
5.2k points