3 years ago

7(10x+5-9x)=70 I rly need help on this

Mathematics

2 answers:

Anna [14]3 years ago

5 0

Answer:

x = 5

Step-by-step explanation:

1. Combine like terms

2. Multiply by 1

3. Distribute

4. Subtract 3

5 from both sides of the equation

5. Simplify

6. Divide both sides of the equation by the same term

7. Simplify

Korolek [52]3 years ago

3 0

Answer: x=5

Step by Step Explanation:
7(10x+5-9x)=70 distributive property
70x+35-63x=70 subtract common terms
7x+35=70 subtract both sides by 35
7x=35 divide both sides by 7
x=5

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