Question
If p = - 2 then find the value of
4p + 7
4p + 7
✓
Answer
(i) On putting p = -2 in 4p + 7, we get
4p + 7 = 4(- 2) + 7 = - 8 + 7 = -1
4p + 7 = 4(- 2) + 7 = - 8 + 7 = -1
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
It takes $17$ full specific type of trees to make one tonne of paper. If there are $221$ such trees in a forest, then. To save $\frac{7}{13}$ part of the forest how much of paper we have to save.
→Find:
$36.8 \times 10$
→$36.8 \times 10$
Express $\frac{3}{4}$ as a rational number with denominator: $-80$
→The solution of the equation $x + 15 = 19$ is _________.
→Find four rational numbers equivalent to the following:
$\frac{6}{11}$
→$\frac{6}{11}$
Write the following numbers in expanded form:
5807294
5807294
In the following pair of triangles of Figure. the lengths of the sides are indicated along the sides. By applying $SSS$ congruence criterion, determine which triangles are congruent. If congruent, write the results in symbolic form.
→Write the statement in the form of algebraic expressions and write whether it is monomial, binomial or trinomial: Sum of the products of $a$ and $b, b$ and $c$ and $c$ and $a.$
→Compare the following numbers.
$4 \times 10^{14} ; 3 \times 10^{17}$
→$4 \times 10^{14} ; 3 \times 10^{17}$
Express each of the following per cent as decimal:
0.05%
0.05%