exam Maths Puzzle Numerical Ability

hey

is 6-2(5-y)=6-10+2y true or false?

thanks

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exam Other Question

For 68 days in a row, a person receives twice the number of pennies as the day before (day 1 - .01, day 2 - .02, day 3 - .04, day 4 - .08...........). What is the sum of the total 68 days? May I have some help with the following equation?

Solve the linear inequality. Express the solution using interval notation. )

2(-2x + 1) ≤ -8x - 22