I need help so what is 11 x11
2 answers:
Answer:
121
Step-by-step explanation:
There are two ways to doing this.
1. multiplying double digits using the traditional algorithm
- line up all the digits (step1)
- Multiply by the Ones Digit (step2)
- Add a Zero Place Holder (step3)
- Multiply by the Tens Digit (step4)
- Add the Two Answer Rows Together (step5)
- answer
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Answer:
A.) 2x - 9x - 30 = -6
Step-by-step explanation:
hello !
to solve this system of equations, first, we substitute the equation to the <em>y </em>variable in the equation
. Therefore, we get:
now, we simplify by multiplying -3 to the variables inside the parenthesis, which, in short, is also called the distributive property. thus, we get: